Blue Heron Trails & Little Green Heron Playscape

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Jason PS Bardeen CAL POLY Senior project landscape architecture 2014

description

This is a design booklet showcasing my design of a public-use trail system at Stone Lakes National Wildlife Refuge in Elk Grove, California. First, the booklet illustrates my design considerations for the future of the existing Blue Heron Trails. Then I communicate my design for a playground within the trail system. This was my senior project for Cal Poly San Luis Obispo, Landscape Architecture Department.

Transcript of Blue Heron Trails & Little Green Heron Playscape

Page 1: Blue Heron Trails & Little Green Heron Playscape

Jason PS BardeenCAL POLY

Senior project

landscape architecture

2014

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Table of Contents1

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Stone Lakes National Wildlife RefugeLocation . Introduction

Masterplan . Amphitheater Section

About Me/Design Approach

Thesis . Concept GoalsAnalysis . Schematics . VignettesMaster PlanHorticulture . Planting PlanGrading . Observation PlatformDesign Features . Hand Drawings

Blue Heron Trails

Little Green Heron Playscape

Construction

Conclusion

2-3

4-7

8-9

10-11

12-13

14-17

18-21

22-23

24-25

26-27

back

Construction DetailsConstruction Photos

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10 11

10.75

3.0%

3.0%

3.0%

Deck

BOW 11.25

TOW 12.25 TOW 14.25 14.25 14.25 14.25 14.25

TOWTOW 13.25 13.25 13.25 13.25 13.25

Project Background

Little Green Heron Playscape

33.3%33.3%

Formal concrete path allows visitors to experi-ence the wetlands edge

EXISTING PATHWoodland area buffers audi-ence noise from amphitheater and acts as a space for smaller children

ECOLOGICAL BUFFER DISCOVERY WETLANDPermanent, concrete tables

used by school groups as a surface to learn about vari-ous topics like investigating wetland insects/wildlife

101010

10.75

Stone Lakes National Wildlife Refuge constructed a public-use visitor center

and walking path called Blue Heron Trails in 2011. The construction of Little

Green Heron Playscape, a natural playground for urban Sacramento-area

children, was not completed due to unanticipated expenditures which resulted

in contract renegotiation. The construction company and U.S. Fish and Wildl-

fie Service agreed that Little Green Heron Playscape would not be included in

the new scope of project.

My goals for this booklet...1. Introduce the site and proposed master plan for Blue Heron Trails

2. Expand on several proposed design features for Blue Heron Trails

3. Illustrate the design process of Little Green Heron Playscape

(considered the primary feature of my senior project)

4. Present the construction underway at Little Green Heron Playscape

5. Showcase my passion and skills for landscape architecture

6. Aquire a position that works under a licensed landscape architect

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Stone Lakes National Wildlife RefugeSacramento, California

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Stone Lakes National Wildlife Refugesacramento, california

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Stone Lakes National Wildlife Refuge

What is Blue Heron Trails?

Refuge Mission StatementThe refuge is dedicated to conserving, enhancing, restoring, and managing Central Valley wetland, riparian, grassland and other habitats to benefit native fish, wildlife, and flora. U.S. Fish and Wildlife Service manages all 6,000 acres of Stone Lakes NWR, striving firstly to restore the land that was once a flourishing stopover area for migrating shorebirds and waterfowl in fall and winter. Blue Heron Wetland and Marsh 6 (left) are boundary man-made wetlands, attracting wildlife and retaining urban stormwater.

Blue Heron Trails (above) is approximately 10 acres with an existing one-mile paved trail; this is the only land acces-sible to the public. Constructed in 2011, this public open area was constructed to fulfill the visitor services require-ments for SLNWR Comprehensive Conservation Plan.

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Master Plan Blue Heron Trails

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This raised boadwalk carves through the southwestern portion of Discovery Wetland. Tules, the common name for a six-foot water reed, fills this section of the wetland, creating an allee.

Sketchup

The paths are rectilinear, often blocking one’s view to the next turn, producing a maze-like feeling for chil-dren and adults.

One could observe western pond turtles or aquatic garter snakes sunning in pockets of water amongst the dense tle cover. Environ-mental education explaining the benefits of wetlands, especially in regards to carbon sequestration, should be posted at on of the two boardwalk nodes.

Proposed Circulation

Existing Discovery Wetland

Proposed Wetland Model

Tule Maze BoardwalkIsometric Model

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VALLEY OAK GROVEExisting and proposed trees after 100 years of growth

INFORMAL GRASS PATH WOODLAND PICNICFormal concrete path provides two routes to amphitheater

EXISTING PATHNative grassland funnels users from the existing concrete path to the amphitheater, inviting children to run

Picnic tables are placed under the shade of the valley oak grove in wood chips

GRASSY AMPHITHEATERThe four foot increase in elevation introduces a three level amphitheater capable of seating 150 persons. The west slope is shaded when the amphitheater is not.

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VALLEY OAK GROVEExisting and proposed trees after 100 years of growth

INFORMAL GRASS PATH WOODLAND PICNICFormal concrete path provides two routes to amphitheater

EXISTING PATHNative grassland funnels users from the existing concrete path to the amphitheater, inviting children to run

Picnic tables are placed under the shade of the valley oak grove in wood chips

GRASSY AMPHITHEATERThe four foot increase in elevation introduces a three level amphitheater capable of seating 150 persons. The west slope is shaded when the amphitheater is not.

A’

A’A’A’

B’B’B’

a. b. c. d.

A’A’A’A’

B’B’b.

d.c.c.c.c.

g.g.g.g.i.

k.

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Formal concrete path allows visitors to experi-ence the wetlands edge

EXISTING PATHWoodland area buffers audi-ence noise from amphitheater and acts as a space for smaller children

ECOLOGICAL BUFFER DISCOVERY WETLAND

SCIENCE AREASHADE STRUCTUREThe existing, oversized, arched pergola offers shade for large school groups and visiting families

EVENT PLAZADecomposed gran-ite, circular plaza used for speakers and refuge events

Permanent, concrete tables used by school groups as a surface to learn about vari-ous topics like investigating wetland insects/wildlife

1615141312

GRASSY AMPHITHEATERThe four foot increase in elevation introduces a three level amphithe-ater capable of seating 150 per-sons. The west slope is shaded when the amphitheater is not.

0 5 10 20 30

Formal concrete path allows visitors to experi-ence the wetlands edge

EXISTING PATHWoodland area buffers audi-ence noise from amphitheater and acts as a space for smaller children

ECOLOGICAL BUFFER DISCOVERY WETLAND

SCIENCE AREASHADE STRUCTUREThe existing, oversized, arched pergola offers shade for large school groups and visiting families

EVENT PLAZADecomposed gran-ite, circular plaza used for speakers and refuge events

Permanent, concrete tables used by school groups as a surface to learn about vari-ous topics like investigating wetland insects/wildlife

1615141312

GRASSY AMPHITHEATERThe four foot increase in elevation introduces a three level amphithe-ater capable of seating 150 per-sons. The west slope is shaded when the amphitheater is not.

0 5 10 20 30

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Prior to the design of Little Green Heron Playscape, it was essential to submit design considerations for the entire visitor accessible area. The masterplan and tule maze boardwalk are spatially significant to the design to the roposed playscape. School groups regularly attend field trips at Stone Lakes NWR; the amphitheater accomodates up to 300 children.

B’e.e. f. g. h. i. j. k.

Amphitheater Section Blue Heron Trails

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Little Green Heron PlayscapeDesign Concept Statement

Design Goals1. Create a horticultural learning environment by estab-lishing regionally native and community specific flora

2. Establish a sense of place by manipulating views to avoid unnatural, urban elements

3. Create a space that offers unstructured play for chil-dren with natural elements

4. Offer opportunities for wildlife observation of migra-tory birds in adjacent inaccessible wetlands

5. Spatially organize natural play features in the playscape to accommodate multiple age groups

6. Develop opportunities for environmental education

7. Produce a playground that avoids using prefabricated equipment and pursues natural materials with limited man-made components

8. Design in accordance to federal safety regulations in regards to public open space to support a safe environ-ment for children to play.

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Design Concept and Thesis

“Little Green Heron Playscape: a place where children play unstructured, unsigned, and where they’re not told what to do.”

People are losing touch with nature due to limited access to the outdoors, the increased use of technology, and the common parental fears of unsafe adolescent environments. The widespread establishment of natural playscapes can re-engage children, parents, and the public with their natural world by providing unstructured, outdoor recreation.

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Playscape Design Schematics and Vignettes

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Playscape Design Schematics and Vignettes

A’A’playscape design process:

cons

existing vegetation and paths screening and views circulation

prosmeets all design goals

rated highest in functionality, feasibility, and safety assessment categories

good spatial distribution of design elements within the existing landscape - opportunities for other design features

simple design, dual pedestrains circulation

minimizes hiding areas by maintaining interior views

limited topographical interest no water feature or optimal wildlife observation opportunities

restricted by existing fencline (40’ altered)

analysis . schematics . vignettes

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circulation

proposed boundary extension/ site inventory

proposed circulation proposed grading

B’B’ C’C’C’C’Avg. Temp 46-74 F Elevation 0-12’ ASLRainfall 12.5 in/yrUSDA Zone 10b

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13It’s okay to play. Little Green Heron Playscapeis a place where children can play unstructuredin a natural environment. Retaining the existinglocation of the playscape, screening the urbanenvironment from visitors, introducing shade, and preserving the existing vegetation were themain factors that produced the design. The spatial arrangement of the many small-scale spaces is optimal for circulation, vantage points,safety, plant species health, and asthenics. Awildlife observation deck is situated atop a man-made hill in order to view nearby wetlands, whichare impossible to view with the existing flat terrain.The topography of the playscape is intricate andcomplex: a concept that can evoke the sensationof viewing an “untouched landscape.” This planis not labeled like the original, however, manyfeatures of Little Green Heron Playscape aredistinguishable. For example, the spiraling brownform composed of circles are vertical logs implanted into a grassy knoll. This play feature is an abstrac-tion of hopscotch. Return to these pages to find the location of features described later in the booklet.

Playscape Master PlanUnderstanding the design

Little Green Heron Playscape

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Playscape Planting Vignettes The plantings are organized into different native plant communities, which could be successfully established. The plant profile drawings showcase flora that naturally once thrived throughout the Stone Lakes National Wildlife Refuge.

This planting functions as a screen to block the user’s west-southwest view of alfalfa fields and farm infrastructure. Cottonwoods can be mixed with valley oaks similar to the native road screen. Elderberry and coyote brush are the primary screening plants

Primarily composed of native wildflowers, this section is dominated by california fuschia and poppy, it also showcases sunflowers, grasses, sage, and blue-eyed grass.

Hummingbird sage can survive the noxious dry shade under valley oaks

native agriculture screen

native road screen

dry shadepollination garden

Forbs like lupine and coyote brush withstand brutal south slope

forb hillside

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Playscape Planting PlanSymbolTreesPfQlSn

ShrubsAdBpEc(a)LaRcSa(a)

Grasses / Grass-like PlantsApCpCeFrLtMrNpSa(b)

AfEc(b)GcHaSsSb

Botanical Name

Populus fremontiiQuercus lobataSambucus nigra (syn. mexicana)

Artemisia douglasianaBaccharis pilularisEpilobium canumLupinus albifrons var. albifronsRosa californicaSymphoricarpos albus var. laevigatus

Agrostis pallensCarex praegracilisCyperus eragrostis Festuca rubra ‘Molate’ Leymus triticoides Muhlenbergia rigensNassella pulchra Schoenoplectus acutus

Asclepias fascicularisEschscholzia californicaGrindelia camporumHelianthus annuus Salvia spathacea Sisyrinchium bellum

Common Name

Fremont’s cottonwoodValley oakElderberry

MugwortCoyote bushCalifornia fuchsiaLupineCalifornia wild roseSnowberry

Bent grassField carexNut sedge Red creeping fescueCreeping wild ryeDeer grassPurple needlegrassHard stem bulrush

Narrow leaf milkweedCalifornia poppyGum plant

Hummingbird sage Blue eyed grass

Quantity

81729

1035176434523

XX18XX1334X

444117X8249

Size (caliper)

10 gal (1/2”)24” box (2”)10 gal (1/2”)

Seed1 gal 2 gal2 gal1 gal1 gal

72-cell plug 72-cell plug Seed72-cell plug72-cell plug1 gal4” potSeed

4” potSeed4“ potSeed4” pot4” pot

Ultimate Height

40’ - 50’40‘ - 75’8‘ - 25’

1‘ - 4’5’ - 8’3’ - 5’3’ - 5’3‘ -6 ’2‘ - 5’

8” - 12“8” - 12”12“ - 24”8” - 12”12“ - 24”3’ - 5’12” - 18”4’ - 6’

12” - 18”12” - 18”1’ - 3’2’ - 6’12” - 18”12” - 24”

Notes

Summer shade tree; winter deciduousFall acorns, treat as a semi-riparian treeMulti-trunked; summer blue berries

Rhizomonous; aromatic; transplant from existing wetlands

Scarlet blooms in summer

Spring-summer pink blooms; summer-fall red berriesWhite berry clusters from fall-winter; dry shade tolerant

Rhizomonous

RhizomonousDead-head to 3” - 4” in winterCalifornia state grassRhizomonous; transplant from thick clumps in wetlands

Rhizomonous; seed pods in fallCalifornia State Flower; dead head when foliage is 100% dry

Summer bloomingRhizomonous; dry shade tolerant

Symbol Botanical Name Common Name Quantity Size (caliper) Ultimate Height Notes

SymbolTreesPfQlSn

ShrubsAdBpEc(a)LaRcSa(a)

Grasses / Grass-like PlantsApCpCeFrLtMrNpSa(b)

AfEc(b)GcHaSsSb

Botanical Name

Populus fremontiiQuercus lobataSambucus nigra (syn. mexicana)

Artemisia douglasianaBaccharis pilularisEpilobium canumLupinus albifrons var. albifronsRosa californicaSymphoricarpos albus var. laevigatus

Agrostis pallensCarex praegracilisCyperus eragrostis Festuca rubra ‘Molate’ Leymus triticoides Muhlenbergia rigensNassella pulchra Schoenoplectus acutus

Asclepias fascicularisEschscholzia californicaGrindelia camporumHelianthus annuus Salvia spathacea Sisyrinchium bellum

Common Name

Fremont’s cottonwoodValley oakElderberry

MugwortCoyote bushCalifornia fuchsiaLupineCalifornia wild roseSnowberry

Bent grassField carexNut sedge Red creeping fescueCreeping wild ryeDeer grassPurple needlegrassHard stem bulrush

Narrow leaf milkweedCalifornia poppyGum plant

Hummingbird sage Blue eyed grass

Quantity

81729

1035176434523

XX18XX1334X

444117X8249

Size (caliper)

10 gal (1/2”)24” box (2”)10 gal (1/2”)

Seed1 gal 2 gal2 gal1 gal1 gal

72-cell plug 72-cell plug Seed72-cell plug72-cell plug1 gal4” potSeed

4” potSeed4“ potSeed4” pot4” pot

Ultimate Height

40’ - 50’40‘ - 75’8‘ - 25’

1‘ - 4’5’ - 8’3’ - 5’3’ - 5’3‘ -6 ’2‘ - 5’

8” - 12“8” - 12”12“ - 24”8” - 12”12“ - 24”3’ - 5’12” - 18”4’ - 6’

12” - 18”12” - 18”1’ - 3’2’ - 6’12” - 18”12” - 24”

Notes

Summer shade tree; winter deciduousFall acorns, treat as a semi-riparian treeMulti-trunked; summer blue berries

Rhizomonous; aromatic; transplant from existing wetlands

Scarlet blooms in summer

Spring-summer pink blooms; summer-fall red berriesWhite berry clusters from fall-winter; dry shade tolerant

Rhizomonous

RhizomonousDead-head to 3” - 4” in winterCalifornia state grassRhizomonous; transplant from thick clumps in wetlands

Rhizomonous; seed pods in fallCalifornia State Flower; dead head when foliage is 100% dry

Summer bloomingRhizomonous; dry shade tolerant

Sn-1

Bp-2

Sb-5Ec(b)-6

Sb-5Np-5

La-5Sb-5

Ec(a)-9

Ec(b)-7Ec(a)-2

Np-2Ec(b)-13

Np-6Sb-7

Sb-5Ec(b)-7

La-11

Ec(a)-6Ss-82

Sb-9Ec(b)-8

Ql-3

Np-10

Ec(a)-15Rc-23

Af-18

Gc-2

Sb-9Np-3

Np-2

Af-12Np-4

Sb-9

Gc-15

Bp-13

Np-2

La-1

Bp-6

La-2 Bp-2

Bp-4La-3

Ql-1 La-3

Bp-2

Bp-2La-4

Bp-4

La-2

Bp-2

Bp-1

Bp-1

La-2

Bp-4

Ec(a)-8Ql-4

Mr-2Mr-3

Mr-8La-8

Ha-(s)

Ce-7

Ce-3 Ad-33

Sn-7

Ec(a)-8

Sn-5

Ql-5

Bp-4

Rc-5Rc-5

Ql-3

Pf-2

Sn-4

Rc-7

Sn-3Ad-52

Ql-1

Sn-5Pf-4

Rc-5Sn-4

Ad-15

Sa(a)-9

La-2

Ec(a)-28

Ce-4

Sa(b)-(s/t)

Ce-4

Pf-2

Sa(a)-14

1/3 Agrostisi pallens1/3 Carex praegracilis1/3 Festuca rubra 'Molate'

1/3 Agrostisi pallens1/3 Carex praegracilis1/3 Festuca rubra 'Molate'

Lt-(s/t)

Af-14

The planting plan is an AutoCAD drawing detailing where and how many of each plant is grouped in an area. Refer to the plant list for abbr.

North

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Plant Pallette

Blue eyed grassSisyrinchium bellum

California poppyEschscholzia californica

Hummingbird sageSalvia spathacea

Valley oakQuercus lobata

MugwortArtemisia douglasiana

California sunflowerHelianthus annuus

Pollinator species showcased

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California wild roseRosa californica

California fuschiaEpilobium canum

Gum plantGrindelia camporum

SnowberrySymphoricarpos albus var. laevigatus

Fremont’s cottonwood Populus fremontii

Hard stem bulrushSchoenoplectus acutus

Coyote brushBaccharis pilularis

Valley oakQuercus lobata

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Existing trees

Existing contoursProposed contoursDirection of downward slope

Spot elevation

Bottom of wallTop of wallLow point

L E G E N D

11

11

11

11

1212

12 13

13

12

12.85

12.55

12.25

00.00

3.0%

2.0%

Shadestructure

BOWTOW

LP

Road

Understanding the Observation Platform

It is a goal to increase opportunities for wildlife observation in adjacent wet-lands and marshes. In order to accomplish this goal I increased the elevation of the southwestern portion of the playscape. This large landform is cut soil from future wetland construction nearby. It allow adults and children a rare opportunity for wildlife observation in an urban setting. The platform can educate about sandhill cranes and the protection of migratory birds. The landform is also a play features for children to run up and down or play king of the hill or slide down the subterranean slide. The slope necessary for specific plants in the pollinator garden and forb hillside along the ramp. Moreover, the observation platform serves as a shaded, elevated vantage point where adults can monitor their children.

Playscape Section and Grading Plan

Existing trees

Existing contoursProposed contoursDirection of downward slope

Spot elevation

Bottom of wallTop of wallLow point

L E G E N D

11

11

11

1212

12 13

13 12.85

12.55

00.00

3.0%

2.0%

Shadestructure

BOWTOW

LP

Road

A’A’

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11

11.25

11

10

9

18.15

18.15

18.15

22.00

22.0023.00

23.00

21.75

9

10

11

11

131211

11

11

1312

20

21.50

2021

19

1817

1615

1413

12

20.85

12.50

12.2511.25

11.25

11.6011.40

10.75

2.0%

3.0%

8.3%22.0033.3%

8.3%

8.3%

Deck

Deck

Observation platform

TOW 16.90

BOW 11.70

Transmission tower

Tunnel Log

Infiltration Trench

BOW 11.25

TOW 12.25 TOW 14.25

TOW 13.25

LP 9.25

Conc. Path

Discovery Wetland

19

11

11.25

11

10

9

18.15

18.15

18.15

22.00

22.0023.00

23.00

21.75

9

10

11

11

11

131211

11

11

1312

20

21.50

2021

19

1817

1615

1413

12

20.85

12.50

12.2511.25

11.25

12.25

11.6011.40

10.75

2.0%

2.0%

3.0%

8.3%22.0033.3%

8.3%

8.3%

Deck

Deck

Observation platform

TOW 16.90

BOW 11.70

Transmission tower

Tunnel Log

Infiltration Trench

BOW 11.25

TOW 12.25 TOW 14.25

TOW 13.25

LIP9.25

Conc. Path

Discovery Wetland

21.75

20Tunnel Log

A’A’A’A’A’A’A’A’

B’

B’

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Stone Lakes National Wildlife Refuge is an important stopover area for migrating shorebirds in the fall and habitat for win-tering waterfowl like Sandhill Cranes, Snow Geese, Canada Geese, and many duck species. Sandhill Observation Deck gives visitors an opportunity to have a unique vantage point to watch the migratory birds set down into nearby Blue Heron Wetland and Marsh 6 each fall and winter.

The raised deck has a wooden seat wall that wraps around a valley oak tree, which offers shade. The overhead structure likewise offers shade. An educational panel on sandhill cranes also blocks the direct view of a transmission tower.

The steep grassy grade encourages chil-dren to race to the top of the hill, play tag, king of the hill, and slide belly down the tunnel log. Grass stains are encouraged!

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Sandhill Observation Deckwildlife observation

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Sculptural Entry Archway

The entry arch is an iconic thresh-old that children and adults cannotforget. The vertical wooden postsare rough cottonwood trunks and the large beam is an oak trunksalvaged from an underwater sitein Stone Lakes NWR. The cross-road direction sign points to otherRefuges near and far. The cranes,otters, beavers, and dam are brasssculptures.

Hand Perspectives Little Green Heron Playscape

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Croaking Frog CreekThis man-made creek winds throughthe playscape and into DiscoveryWetland. A suction pump is locatedbeneath the entry deck of the play-scape. The creek outflow is covered by a large boulder climbing elementto encourage play and preventtampering.

Nature Art Children are intrigued with play features that are scaled to theirbody size. The space designatedfor nature are in the playscape isenvisioned to be “continuouslytemporary.” As the playgroundmatures, a new nature art featurecould be installed. This sketchillustrates “oak tree trunk frames,”which is a play feature that frameschildren’s faces. Weaving supplewillow branches, which can also befound on the refuge, can createsimilar forms for children tointeract with. This space is createdto hold temporary natural sculptures.

Willow NestA mother watches her sonbalance across a log over CroakingFrog Creek to his sister in thewillow nest. This design featureis an abstraction of a red-wingedblackbird nest, which situates itsnest near a water source, secludedfrom traffic within the bulrush reeds. The nest is surrounded bya swale from which bulrush grow,representing a similar environment.The nest is constructed by weavingsupple willow branches around adonut-shaped form. The featureis depressed into the grade todiscourage pests.

Hand Perspectives

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Construction Details

Remove from 24" box cutting bands from sides after setting tree in hole; set root ball 2" above finished grade

Undisturbed native soil

Native backfill soil ; scarify sides of pit and dig 8" below rootball; break up clay dirt clods

Keep bottom of 24" box flush with root ball; remove metal bands

Finished grade

Proposed grade before planting

Backfill used to form irrigation berm; 4" above root ball finished grade

Minimum 2" to 3" of straw mulch

Two 2" diameter lodgepole pine tree stake placed outside rootball and set 18" below rootball; position stakes perpendicular to prevailing wind

Four nursery ties; form a figure eight around stake and tree trunk

Remove rootball from 1 gallon containergently loosen rootball before setting in hole;

set 1" above finished grade

Minimum 2" of straw mulch

Finished grade

Backfill used to form irrigation berm;3" above rootball finished grade

Native backfill soil; scarify sides of hole anddig 8" below rootball; break up clay dirt clods

1’-10” 5’-1”

Slope planting detail

Existing 2" of sand

6" - 12" minimum angular aggregate

Amended soil for grasses; 65% native soil

All grasses spaced on 1' centers typ.

Filter fabric around gravel separates soil from aggregate

Longitudinal drain

Undisturbed native soil

Finished grade slopes 4.7%

5’-3”Height of

Rockery Wall

Notes:Boulders set at 1:5 ratio (12” setback)

from existing concrete path to proposed rockery wall

Granite field stone boulders ranging from 24" to 36"; all laid dry boulders must have 3 point of contact typ.

Existing 4" of aggregate

Existing concrete path

Minimum 36" bottom boulder buried by half of total height

Minimum 1" of bark mulch

Rockery wall detail Slope situated between east observation landform and existing path

Remove from 24" box cutting bands from sides after setting tree in hole; set root ball 2" above finished grade

Undisturbed native soil

Native backfill soil ; scarify sides of pit and dig 8" below rootball; break up clay dirt clods

Keep bottom of 24" box flush with root ball; remove metal bands

Finished grade

Proposed grade before planting

Backfill used to form irrigation berm; 4" above root ball finished grade

Minimum 2" to 3" of straw mulch

Two 2" diameter lodgepole pine tree stake placed outside rootball and set 18" below rootball; position stakes perpendicular to prevailing wind

Four nursery ties; form a figure eight around stake and tree trunk

Existing 2" of sand

Remove rootball from 1 gallon containergently loosen rootball before setting in hole;

set 1" above finished grade

Minimum 2" of straw mulch

Finished grade

Backfill used to form irrigation berm;3" above rootball finished grade

Native backfill soil; scarify sides of hole anddig 8" below rootball; break up clay dirt clods

6" - 12" minimum angular aggregate

Amended soil for grasses; 65% native soil

All grasses spaced on 1' centers typ.

Filter fabric around gravel separates soil from aggregate

Longitudinal drain

Undisturbed native soil

Finished grade slopes 4.7%

5’-3”Height of

Rockery Wall

Notes:Boulders set at 1:5 ratio (12” setback)

from existing concrete path to proposed rockery wall

Granite field stone boulders ranging from 24" to 36"; all laid dry boulders must have 3 point of contact typ.

Existing 4" of aggregate

Existing concrete path

1’-10” 5’-1”

Minimum 36" bottom boulder buried by half of total height

Minimum 1" of bark mulch

Remove from 24" box cutting bands from sides after setting tree in hole; set root ball 2" above finished grade

Undisturbed native soil

Native backfill soil ; scarify sides of pit and dig 8" below rootball; break up clay dirt clods

Keep bottom of 24" box flush with root ball; remove metal bands

Finished grade

Proposed grade before planting

Backfill used to form irrigation berm; 4" above root ball finished grade

Minimum 2" to 3" of straw mulch

Two 2" diameter lodgepole pine tree stake placed outside rootball and set 18" below rootball; position stakes perpendicular to prevailing wind

Four nursery ties; form a figure eight around stake and tree trunk

Existing 2" of sand

Remove rootball from 1 gallon containergently loosen rootball before setting in hole;

set 1" above finished grade

Minimum 2" of straw mulch

Finished grade

Backfill used to form irrigation berm;3" above rootball finished grade

Native backfill soil; scarify sides of hole anddig 8" below rootball; break up clay dirt clods

6" - 12" minimum angular aggregate

Amended soil for grasses; 65% native soil

All grasses spaced on 1' centers typ.

Filter fabric around gravel separates soil from aggregate

Longitudinal drain

Undisturbed native soil

Finished grade slopes 4.7%

5’-3”Height of

Rockery Wall

Notes:Boulders set at 1:5 ratio (12” setback)

12” maximumsetbackfrom road

Length of horizontal

from existing concrete path to proposed rockery wall

Granite field stone boulders ranging from 24" to 36"; all laid dry boulders must have 3 point of contact typ.

Existing 4" of aggregate

Existing concrete path

1’-10” 5’-1”

Minimum 36" bottom boulder buried by half of total height

Minimum 1" of bark mulch

Slope situated between north boundary fence-line and street

Page 27: Blue Heron Trails & Little Green Heron Playscape

Remove from 24" box cutting bands from sides after setting tree in hole; set root ball 2" above finished grade

Native backfill soil ; scarify sides of pit and dig 8" below rootball; break up

Keep bottom of 24" box flush with

Proposed grade before planting

Backfill used to form irrigation berm; 4" above root ball finished grade

Minimum 2" to 3" of straw mulch

Two 2" diameter lodgepole pine tree stake placed outside rootball and set 18" below rootball; position stakes perpendicular to

Four nursery ties; form a figure eight

6" - 12" minimum angular aggregate

Amended soil for grasses; 65% native soil

All grasses spaced on 1' centers typ.

Filter fabric around gravel separates soil from aggregate

Longitudinal drain

Undisturbed native soil

12” maximumsetbackfrom road

10’Length of horizontal

telephone pole

4’ maximum span between telephone

Granite field stone boulders ranging from 24" to 36"; all laid dry boulders must have 3 point of contact typ.

3” 10”

16” Augur drilled

3”

3’-0”

2’-0”

Minimum 36" bottom boulder buried by half of total height

Minimum 1" of bark mulch

Galvanized 3/4" x 14" hex lag screw typ.

Vertical telephone pole (10" diameter)

3" of aggregate on subgrade telephone pole; no aggregate base

Undisturbed existing soil

Horizontal and vertical logs 10” diameter joined via saddle notch

Galvanized 3/4" x 14" hex lag screw

pole barriers

25

Length of horizontal

4’ maximum span between telephone

3” 10”

16” Augur drilled

3”

3’-0”

2’-0”

Vertical telephone pole (10" diameter)

3" of aggregate on subgrade telephone pole; no aggregate base

Undisturbed existing soil

Horizontal and vertical logs 10” diameter joined via saddle notch

Galvanized 3/4" x 14" hex lag screw

pole barriers

Telephone pole safety barrierThese safety features line any boundary directly

adjacent to the existing road at Blue Heron Trails

that provides the opportunity for a public vehicle to

drive on land unaccessible to the public.

The barriers ought to be installed between the north

boundary fence-line and street in order to protect

children in the playscape from vehicles.

Page 28: Blue Heron Trails & Little Green Heron Playscape

Playscape Construction

Woven willow art wall

Stone Lakes NWR Summer 2014During the last two weeks of my employment with US Fish and Wildlife Service, a public organization dedicated $5000 to contribute towards materials for Little Green Heron Playscape. It was my responsibility to use the allocation, which had to be emptied in 10 days. I purchased boulders for the natural climbing space, Netafim irrigation for the grass berms, and decomposed granite for the proposed pathways. USFWS decided to transfer my last 80 hours of work towards constructing the playscape. This is what I accomplished

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Boulder Yard Install

Footings Sand Pit

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Page 30: Blue Heron Trails & Little Green Heron Playscape

About me

Professional Experience

Leaning Pine Arboretum: 2014

My name is Jason Bardeen. I was raised in northern San Diego County, the youngest of three siblings. I attended Cal Poly San Luis Obispo directly from high school after quickly deciding on landscape architecture and horticul-ture to be my profession. After five years I gradu-ated under a department that Design Intelligence ranked the fourth best landscape architecture and design school in the U.S. During the summers, I worked in Sacramento and Elk Grove for Stone Lakes National Wildlife Refuge specializing in irrigation implementation, conservation practices, project management, general maitenance, and practical design solutions.

Design ApproachSome remark that landscape architecture is a profession on its deathbed in this postmodern society. I disagree: landscape architecture is the savior of our sprawling urban environment. It produces connections to public policy, cultural and social progression. Successful design must create a sense of place, nostalgia, and meaning. I am passionate about designing contextually to the site, users’ needs, native flora, and materials. During the design process, I strive to never neglect the unique function, audience, flora, and materials of a place. The professional experience I have accumulated influences me to design with a pragmatisim that favors the reduction of maitenance and durability.

Project Manager: 2012-2014

-Conservation

-Design -Environemntal Education-Construction

-Irrigation Implementation-Maitenance

-Maitenance

-Construction -Volunteer Education-Installation -Irrigation Implementation

Field Technician: 2011

-Conservation

-Design -Environemntal Education-Construction

-Irrigation Implementation-Maitenance

-Installation -Nursery Management-Nursery Management

-Design -Maitenance-Construction -Irrigation Implementation