· 2020. 11. 6. · see detail on drg. no. m410/sd/03 precast concrete cover slabs 150 50 150 900...

STANDARD DRAWINGS

400

35

0

150100150

15

05

01

50

100150 150

100x50x10kg/m R.H. SECTION

25

WHITE GLOSS

WITH BLACK LETTERING

WITH WHITE LETTERING

SADOLIN GLOSS

BEETLE NUT

06 C37

10

50

AA

150100150

FRONT ELEVATIONSIDE ELEVATION

SECTION A - A

400x350x1050mm DEEP

CONCRETE CLASS 20/20

FOOTING

350

100x50x10kg/m R.H. SECTION

400

10

50

50

50

50

THE CHIEF EXECUTIVE OFFICER

COAST WATER SERVICES BOARD

P.O BOX 90417 - 80100 MOMBASA, KENYA

50150 150

PROJECT

CONTRACT

EMPLOYER

10

50

15

00

25

43

24

32

25

46

32

56

67

25

28

0

CONTRACT No.

CONSTRUCTION OF LIKONI - MBUTA MOSQUE

PIPELINE (LINE SC24)

25

10

50

19

52

54

17

25

43

22

54

32

25

46

32

56

67

25

28

22

5

See Detail 'A'

15

00

DETAIL 'A'

N.T.S

STEEL CLEAT

100x50x10kg/m

R.H. SECTION

2mm THICK

M.S SHEET

50x25 R.H.S

FRAME

EMPLOYER PRIOR TO FABRICATION OF THE

1. FINAL WORDING ON SIGN BOARD TO BE DECIDED

AND APPROVED IN CONSULTATION WITH THE

SIGN BOARD

REV. 0

Drawn by:

Date:

Approved by:Checked by:

Scale:

Designed by:S.C.K

P.G.M

E.I.M

MAY 2019

R.S.R

1:20

FINANCING

STANDARD DRAWING

PROJECT SIGNBOARD DETAILS

DRG No. M410/SD/01

NOTES:

2. DIMENSIONS ARE IN MM UNLESS OTHERWISE

STATED

P.O. BOX 90417 - 80100

MOMBASA, KENYA



MANGAT I.B PATEL (MIBP) LIMITED

P.O BOX 48674,00100-GPO,

NAIROBI, KENYA

E-MAIL: [email protected]

TEL: +254-2-2710500

CONSTRUCTION OF LIKONI - MBUTA

MOSQUE PIPELINE (SC24)

50

50

EMPLOYER'S

REPRESENTATIVE

THE TECHNICAL MANAGER


P.O BOX 90417 - 80100 MOMBASA, KENYA

SADOLIN GLOSS

TO R.H. SECTION

BOARD BOLTED

25mm THICK TIMBER

50100

600

2400

50

CALYPSO BLUE

WITH WHITE LETTERING

20 E51

100

LOGO

50

NEMA

APPROVAL

LICENCE NO. ....

50

50

CONTRACTOR

25

41

71

95

45

36

AutoCAD SHX TextDRAWING TITLE:

AutoCAD SHX TextDESIGN CONSULTANT:

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OPENING 150mmX40mm WIDECLASS 30/10 PCC COVER

G.L.

CLASS 30/10 PCC COVERA142 MESH REINFORCED


1200 x 1200

1400 x 1200

1200 x 1200

1500 x 1200

1500 x 1200

1800 x 1200

1800 x 1400

1800 x 1400

1800 x 1200

PLAN SIZE OF CHAMBER(INTERNAL DIMENSIONS) A(mm) x B(mm)

A 142 MESHREINFORCEMENT

SCALE 1:40

100

150

200

250

300

350

400

450

500

MAINS DIAMETER (mm)

M.S. STEP IRON

CONCRETE CLASS 15/2050mm THICK BLINDING

CONCRETE CLASS 15/20FOUNDATION

50mm DIA. 500mm LONGDRAIN PIPE

MORTAR200mm FILLED WITHO.D. OF FLANGE PLUS OPENING FOR PIPE

50mm BELOW VENT LEVEL.

VENT (ONE BLOCK OMITTED) WITH WIRE GAUZE

FINAL GROUND LEVEL

SEE DETAIL ON DRG. Nr. M410/SD/03PRECAST CONCRETE COVER SLABS

DRAIN PIPE

50

C

SCALE 1:201000x1000mm OPENING WITH

SEE DETAIL ON DRG No. M410/SD/03PRECAST CONCRETE COVER SLABS

O.D. OF FLANGE PLUS 200mm FILLED WITHMORTAR.

VENT (ONE BLOCK OMITTED)

REINFORCED WITH 6mm DIA. BLOCKWORK WALLING

FINAL GROUND LEVEL

RENDERING INSIDE AND OUTSIDE

150mm THICK R.C CLASS 25/20 COVER SLAB.

150mm BELOW SLAB LEVEL.

COURSES. CEMENT MORTAR 1:3

OPENING FOR PIPE

WITH WIRE GAUZE

M.S. REINFORCEMENT BETWEEN

FLANGED VALVE

DIA. VARIES 100mmC/L FERROUS PIPE

GRAVEL SUB-BASE

DRAINAGE SPACE

VARIES: 80mm DIA.TO 200mm DIA.

DIA. TO 500mm DIA.

800

150

CONCRETE (CLASS 25/20)300mm REINFORCED

THAN 3000DEPTH MORE

2400 - 3000

1200 - 2400

800 - 1200

(mm)INVERT DEPTHS

0 - 800

-

600

1200

400

800

(mm)HEIGHT OF WALL

350 - MASONRY WALL

WALL WIDTH

300 - MASONRY WALL

200 - MASONRY WALL

150 - MASONRY WALL

(mm)

200mm DIA. OPENING

M.S. STEP IRONS

FOR SPINDLE

REINFORCED CONCRETE

(CUT VIEW TO SHOW DETAILS)

GRAVEL SUB-BASE

CLASS 20/20

C

B

50mm DIA. 500mm LONG



CONCRETE CLASS

VALVE SUPPORT

15/40 BLINDING

DRAIN PIPE

FOUNDATION200mm THICK

SCALE 1:40

SCALE 1:20

SCALE 1:40

150mm DIA CLASS 30/10PCC COVER REINFORCEDWITH A142 MESH

BLOCKWORK WALLING

M.S. REINFORCEMENT BETWEEN COURSES. CEMENT MORTAR 1:3RENDERING INSIDE AND OUTSIDE

REINFORCED WITH 6mm DIA.

A 142 MESH

REINFORCEMENT

7512

519

7.5

47.5

A2

A1

B

197.55

47.5 B 197.55

47.512575 125 75

575

125

197.

5 47.5

5

25247.5

5B47.5

25247.5547.5

5 5

A

DRAIN PIPE

TYPICAL AIR VALVE CHAMBER

TYPICAL VALVE CHAMBER DETAILS AT JUNCTIONS / WASHOUT VALVE

(DEPTH > 1.0m)

TYPICAL VALVE BOX DETAIL FOR WASHOUT / VALVE (DEPTH

< 1.0m)

PLAN OF CHAMBER

PLAN OF CHAMBER

PLAN OF COVER

SCALE 1:40

SECTION C-C

SECTION B-B

SECTION A-A

CHAMBER SIZE SCHEDULE FOR VARIOUS PIPE SIZES

CHAMBER DEPTHS & WALL THICKNESS SCHDULE

7580

040

010

0020

050

75

300

H

400 B 400

150

5045

050

150

850

150 540 150200 450 200

850

250

5040

020

0 M

IN50

50

1000

MA

X

50 50

100 100

5050

5010

055

0 M

AX

300

MIN. 300MIN. 300

C

B

100 10050

B 150 50 100

100

150

800

400

1200

200

5030

0

H

25247.5

547.5

100

100

5015

0A

115

050

100

100

A2

A

17520025

122.

5

542.5

PIPE SURFACESBETWEEN MORTAR ANDBITUMEN BASED PAPER

150

200

300

150

200

300

@300 C/C @300 C/C

NOTE:

INVERT DEPTH AS PER DETAIL 1. WALL WIDTH INCREASES WITH

WALL

ON SCHEDULE

NOTE:

INVERT DEPTH AS PER DETAIL 1. WALL WIDTH INCREASES WITH

ON SCHEDULE

PIPE SURFACESBETWEEN MORTAR ANDBITUMEN BASED PAPER

CONSTRUCTION DETAILS FOR VALVE CHAMBERS

SEE DETAIL ON DRG. No. M410/SD/03PRECAST CONCRETE COVER SLABS

150

5015

090

0

400

50

50

100

50

150

250

5015

0

50

100

1150

750

1150

50

C

1150

750

5015

0

850

75mm DIA. TO

CONCRETE

BASE CONCRETECLASS 20/20

GRAVEL SUB-BASE

FIRE HYDRANT100mm DIA.

200

700

5050PIPE

CLASS 20/20CONCRETE

CONCRETE CLASS

850mm DIA.PCC COVER

20/20

CLASS 30/10

150mmX40mm WIDE

CLASS 30/10 REINFORCED

C

SCALE 1:20

1:20SCALE

OPENING

PCC COVER

A142 MESH

PCC COVER

REINFORCED

750mm DIA.

BRANCHED / WASHOUT TEE

PLAN OF COVER

SECTION C-C

TYPICAL VALVE BOX DETAIL FOR FIRE HYDRANT

160

PRECAST CON. PIPE 450mm dia.

BASE CONCRETE CLASS 20/20

1.DIMENSIONS ARE SHOWN IN MILLIMETERS UNLESS OTHERWISE STATED

P.C.C. - PRECAST CONCRETE

MM

O.D.

- MILLIMETRES

- OUTSIDE DIAMETER

M.S. - MILD STEEL

DIA. - DIAMETER

NO. - NUMBER

R.C. - REINFORCED CONCRETE

c/c - CENTRE TO CENTRE

REV. 0

Drawn by:

Date:


Scale:

Designed by:

S.C.KP.G.M

E.I.M

MAY 2019

R.S.R

AS INDICATED

NOTES

ABBREVIATIONS

DRG No. M410/SD/02

STANDARD DRAWING

DETAILS OF VALVE CHAMBER

P.O. BOX 90417 - 80100

MOMBASA, KENYA




P.O BOX 48674,00100-GPO,

NAIROBI, KENYA


TEL: +254-2-2710500



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HANDLE

LOCKING BAR

250

A25

0

250 B 250

L

165 2020

185

5030

50

50

35

50

6

40

50

115

50

4030

30

SECTION D-D

DETAIL OF HANDLE

PLAN

SECTION C-C

DETAILS OF LOCKING BAR

2525

A

100

200

A200

185

20

30 30 25

2020

10 50

150

D

HANDLE WELDED ON ON TO M.S. PLATE

10mm RAWL BOLTS

40

D

C C

CHAMBER INTERNAL DIMENSIONS

(mm) A (mm) x B(mm)

SIZE OF COVER

1200 X 1200

1200 X 1200

1400 X 1200

1500 X 1200

1500 X 1200

1800 X 1200

1800 X 1200

1400 X 1400

1400 X 1200

1500 X 1500

1900 X 1300

1900 X 1300

1600 X 1300

1500 X 1500

1300 X 1300

1300 X 1300

1600 X 1300

1500 X 1300

50 5050

50

L = B+250

(SEE DETAIL)

(SEE DETAIL)

DETAIL OF PRECAST CONCRETE COVER SLAB

4 R8 BARS

SCALE A1 - 1:10

ONE BEAM PER CHAMBERTO BE CAST WITHOUT TONGUE

25

R 8

185

185

12mm ROUND BAR WELDEDONTO PLATE

185 x 185mm M.S. PLATE

12mm HOLES FOR 10mmRAWL BOLTS

115

50

185x185x10mm THICK M.S. PLATE

185

SECTION E-E

E

E

15mm DIA. HOLE

25

50x6mm FLAT STEEL

PLAN

SECTIONS

4035

15mm HOLE

50x6mm FLAT STEEL BAR

12mm ROUND BAR

COVER SIZE SCHDULE

A3 - 1:20

NTS

SCALE A1 - 1:10

A3 - 1:20

NTS

NTS

NTS

COVER FOR AIR VALVE CHAMBERS

mm - MILIMETER

Dia. - DIAMETER

NTS - NOT TO SCALE

Nr. - NUMBER

M.S. = MILD STEEL.

1. ALL DIMENSIONS ARE IN mm. UNLESS OTHERWISE STATED.

REV. 0

Drawn by:

Date:


Scale:

Designed by:S.C.K

P.G.M

E.I.M

MAY 2019

R.S.R

AS INDICATED

NOTES

ABBREVIATIONS

DRG No. M410/SD/03

STANDARD DRAWING

DETAILS OF PRECAST

CONCRETE COVERS FOR VALVE

CHAMBERS

P.O. BOX 90417 - 80100

MOMBASA, KENYA




P.O BOX 48674,00100-GPO,

NAIROBI, KENYA


TEL: +254-2-2710500








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(SEE DETAIL "Y") 100

200

5010

0

755075

BED AND HAUNCHCONCRETE CLASS 15/20

AS PER DETAILCLASS 15/20 EDGING BLOCK

50x200mm PRECAST CONCRETE150mm MURRAM BASE15mm ASPHALT

50150050

100

50

125x100mm PRECAST CONCRETE CHANNEL250x150mm PRECAST CONCRETE KERB

BED AND HAUNCH375x100mm CONCRETE CLASS 15/20

100

50

100150125

SCALE 1:50

G.L

SEE DETAIL `X'

225mm COMPACTED QUARRY CHIPSWEARING SURFACE40mm BITUMINOUS MACADAM

1:40

5000

LC

1:40

AND HAUNCH375x100mm CONCRETE CLASS 15/20 BED.250x150mm PRECAST CONCRETE KERB

125x100mm PRECAST CONCRETE CHANNEL150mm MURRAM

15mm ASPHALT

G.L

FOOTPATH 1251501001000

1:401:40

1:40 1:40

LC

1:401:40 1:40

1:40

CL

130

125

CLASS 15/20 CONCRETE BED AND HAUNCH

285

100

SCALE 1:25

125250

85200

85

255 x 125 mm PCC KERB

150

200mm MURRAM SUB-BASE (TO BE LAID WHERE FORMATION CONSISTS OF BLACK COTTON SOIL)

200mm CRUSHER RUN

60mm THICK CONCRETE BLOCK PAVING30mm SAND BED

SCALE 1:25

CONCRETE CLASS 15/20BED AND HAUNCH

125 x 100 mm PCC CHANNEL

125

100

20065 125

225

65

0.5 m

50 mm CONCRETE CLASS 15/40600x600x50mm PAVING SLABS

DRAIN

CARRIAGEWAY (WIDTH VARIES) 1 m2 m FOOTPATH

600x600x50mm PAVING SLABS50 mm CONCRETE CLASS 15/40

100 mm MURRAM

EXISTING

TO ENGINEER'S APPROVAL 200mm MURRAM SUB-BASE (TO BE LAID

WHERE FORMATION CONSISTS OF BLACK COTTON SOIL)

60mm THICK CONCRETE BLOCK PAVING

200mm CRUSHER RUN

30mm SAND BED


255 x 125 mm PCC KERB DETAIL B150 mm TOPSOIL AND APPROVED GRASS

DETAIL A

150 mm TOPSOIL AND APPROVED GRASS

255 x 125 mm PCC KERB

EXISTING FORMATION AFTER REMOVAL OF TOPSOIL COMPACTED TO ENGINEER'S APPROVAL

200mm CRUSHER RUN

HARDCORE / GRAVEL FILL OF CBR > 15 UPTO FORMATION LEVEL (DEPTH VARIES)

60mm THICK CONCRETE BLOCK PAVING

30mm SAND BED


0.5 m

1 mCARRIAGEWAY (WIDTH VARIES)2 m FOOTPATH

DRAIN

COMPACTED

HAND PACKED

1:40

1:40 1:40

1 m

600x600x50mm PCC PAVING SLABS

50 mm CONCRETE CLASS 15/40

100 mm MURRAM

255x125mm PCC KERB(SEE DETAIL 'C')

125x100mm PCC CHANNEL(SEE DETAIL 'D')

1.2 m

EXISTING FORMATION COMPACTED TO ENGINEER'S APPROVAL

DRAINC

L

1:40

COMPACTED AS PER SPECIFICATION150mm MURRAM WEARING COURSE

CARRIAGEWAY

TO CBR NOT LESS THAN 30150mm HARDCORE FILL COMPACTED

SCALE 1:25

255x125 mm PCC KERB

150mm MURRAMWEARING COURSE

CLASS 15/20 CONCRETEBED AND HAUNCH

SCALE 1:25

125x100mmPCC CHANNEL

CLASS 15/20 CONCRETEBED AND HAUNCH

150mm MURRAMWEARING COURSE

BASE

FORMATION

125

10013

012

510

0

125

250

125225

(WIDTH VARIES)FOOTPATH

SCALE 1:25

SCALE 1:10

SCALE 1:20

SCALE 1: 50

SCALE 1:100

SCALE 1:100

DETAIL 'C'TYPICAL DETAIL OF KERB

DETAIL 'D'TYPICAL DETAIL OF CHANNEL

TYPICAL MURRAM ROAD DETAILS

TYPICAL SECTION OF BITUMINOUS ROAD

TYPICAL SECTION OF FOOTPATH

DETAIL 'X'

DETAIL 'Y'

TYPICAL BITUMINOUS ROAD DETAILS

TYPICAL CROSS SECTION FOR CARRIAGEWAY IN CUT

DETAIL ADETAIL B

DETAIL OF CHANNELDETAIL OF KERB

TYPICAL CROSS SECTION FOR CARRIAGEWAY IN FILL

TYPICAL CONCRETE BLOCKS SURFACE ROAD DETAILS

TYPICAL SECTION OF MURRAM ROAD

REV. 0

Drawn by:

Date:


Scale:

Designed by:S.C.K

P.G.M

E.I.M

MAY 2019

R.S.R

AS INDICATED

1. ALL DIMENSIONS ARE IN mm UNLESS OTHERWISE

C - CENTRE LINE

mm - MILIMETER

G.L. - GROUND LEVEL

m - METER

PCC - PRECAST CEMENT CONCRETE

STATED

L

DRG No.M410/SD/04

STANDARD DRAWING

TYPICAL ROAD CROSS SECTION

DETAILS

NOTE

ABBREVIATIONS

P.O. BOX 90417 - 80100

MOMBASA, KENYA




P.O BOX 48674,00100-GPO,

NAIROBI, KENYA


TEL: +254-2-2710500








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TOP TRENCH

MEMBRANE SURROUNDING PIPE

SOCKETTED OR FLANGED JOINT

NOTE:-

150

500

600

450

400

350

300

200

250

100

80

1.25x0.65x0.5

0.85x0.45x0.4

1.1x0.55x0.45

1.6x0.8x0.6

1.4x0.7x0.55

1.8x0.9x0.65

2.0x1.0x0.7

2.3x1.2x0.8

THE ABOVE VALUES APPLY FOR SOCKETTED uPVC AND FLANGED OR COUPLED LINED STEELPIPES SUBJECT TO A WORKING PRESSURE HEAD OF 12 BAR

1.0x0.55x0.55

0.6x0.4x0.4

0.9x0.5x0.5

1.1x0.6x0.6

1.3x0.65x0.65

1.4x0.7x0.7

0.75x0.45x0.45

1.7x0.9x0.8

0.95x0.6x0.60.7x0.6x0.6

1.2x0.7x0.7

1.1x0.65x0.65

1.5x0.8x0.81.1x0.8x0.8

0.9x0.7x0.7

0.8x0.65x0.65

0.65x0.4x0.4

0.8x0.5x0.5

0.55x0.35x0.35

0.85x0.55x0.550.6x0.5x0.5

0.55x0.45x0.45

0.5x0.35x0.35

0.4x0.3x0.3

1.3x0.65x0.6

1.5x0.75x0.65

1.7x0.85x0.7

2.0x1.0x0.8

1.1x0.6x0.5

0.75x0.4x0.4

0.9x0.45x0.45

1.2x0.6x0.55

1.6x0.8x0.61.8x0.9x0.6

2.7x1.4x0.8

2.0x1.0x0.65

2.3x1.2x0.7

2.3x1.2x0.8

1.8x0.9x0.65

2.0x1.0x0.7

1.5x0.75x0.5

1.6x0.8x0.55

1.2x0.6x0.45

1.0x0.5x0.4

1.25x0.65x0.5

1.4x0.7x0.55

1.1x0.55x0.45

0.85x0.45x0.4

0.35x0.2x0.2

& 90°TEES

0.45x0.25x0.25

0.65x0.35x0.35

CAPPED ENDS

0.25x0.2x0.2

30°BENDS

0.35x0.2x0.2

0.5x0.3x0.3

0.25x0.2x0.2

0.3x0.2x0.2

0.4x0.25x0.25

0.2x0.2x0.2

0.2x0.2x0.2

0.3x0.25x0.25

BENDS111/4° BENDS/2°

122

0.3x0.2x0.2

45°BENDS

0.4x0.2x0.2

0.55x0.3x0.3

PROTECTIVE POLYTHYLENEMEMBRANE BETWEEN PIPE AND CONCRETE


0.4x0.2x0.2

0.55x0.3x0.3

0.8x0.4x0.35

90°BENDS

0.35x0.2x0.2

0.45x0.25x0.25

0.65x0.35x0.35

ND= ND1-ND2REDUCERS

2 2


PROTECTIVE POLYTHYLENE

FLOW

FLANGED JOINTSOCKETTED OR

TO BE HORIZONTALBOTTOM OF BLOCK

VERY SOFT GROUND BUT BLOCKS

3. ANCHOR BLOCK TO BE CONSTRUCTED

2. SOCKETTED JOINT TO BE LAID WITHSOCKET FACING UPSTREAM OF GRADE

TO BE CAST ON SOUND ROCK OR

AS SUPPORTS FOR PIPES LAID IN1. SAME ARRANGEMENT CAN BE USED

ON LOWER SIDE OF JOINT

HARD STRATUM

NOTES

GROUND LEVELAPPROXIMATE

FLANGED JOINTSOCKETTED OR

1 GROUND SLOPEn >1:2

1:4 - 1:2

1:5 - 1:4

1:6 - 1:5

4No. Y12mm DIA. BARS

R6mm DIA. STIRRUPS @ 75mm C/C


90

15/20

POLYTHYLENEPROTECTIVE

CONCRETE CLASS

SURROUNDING PIPEMEMBRANE

TO 2

0010

0V

ARI

ESPI

PE O

.D GROUND LEVEL

R6mm DIA. STIRRUPS


@ 75mm C/C

@ 75mm C/C

12mm DIA. BARS

6mm DIA.STIRRUPS

POST HOLEFILLED WITH

CLASS 15/20CONCRETE

GROUND LEVEL

GATE VALVE BUT THE SIGN TOALL DETAILS TO BE SAME AS


GROUND CONDITIONS AND DIAMETERDEPTH VARIES DEPENDING UPON

OF PIPE

12

60

SCALE 1:10

BE CHANGED AS INDICATED

(BASED ON PIPE LENGTH OF 6m)EVERY PIPE LENGTH TO BE ANCHORED

MEMBRANE SURROUNDING PIPEPROTECTIVE POLYTHYLENE

BACKFILL

NORMAL TRENCH WIDTH

NORMAL COMPACTED

24

12

18

X

LC

NOTE:-

N.T.S.

SCALE 1:4SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

SCALE 1:40

X

THRUST BLOCK DIMENSIONS AxBxC(m), CONCRETE VOLUME (m³)

(0.01m³) (0.01m³) (0.02m³) (0.02m³) (0.02m³)

(0.01m³) (0.02m³) (0.02m³) (0.02m³) (0.04m³) (0.06m³) (0.04m³)

(0.02m³) (0.03m³) (0.05m³) (0.06m³) (0.10m³) (0.16m³) (0.10m³)

(0.04m³) (0.08m³) (0.11m³) (0.15m³) (0.20m³) (0.29m³) (0.20m³)

(0.07m³) (0.12m³) (0.18m³) (0.23m³) (0.39m³) (0.50m³) (0.39m³)

(0.12m³) (0.23m³) (0.27m³) (0.44m³) (0.59m³) (0.94m³) (0.59m³)

(0.16m³) (0.29m³) (0.36m³) (0.53m³) (0.80m³) (1.20m³) (0.80m³)

(0.26m³) (0.38m³) (0.47m³) (0.67m³) (1.20m³) (1.60m³) (1.20m³)

(0.35m³) (0.53m³) (0.69m³) (1.0m³) (1.7m³) (2.2m³) (1.7m³)

(0.46m³) (0.68m³) (0.86m³) (1.5m³) (2.3m³) (3.5m³) (2.3m³)

(3.6m³)(5.6m³)(3.6m³)(2.3m³)(1.6m³)(1.2m³)(0.74m³)

2No.Y12mm DIA. BARS

ANCHOR BLOCK FOR STEEP GRADIENTS (SLOPES>1:6)

SIDE ELEVATION

SECTION T-T

BULK METER POST

GATE VALVE INDICATOR POST

INDICATOR POST REINFORCEMENT DETAILS

INDICATOR POST DETAILS

SECTION Z-ZSECTION Y-Y

THRUST BLOCK AT REDUCER

THRUST BLOCK AT CAPPED ENDS

THRUST BLOCK ON HORIZONTAL BENDS AND

TEES

SECTION W-W

THRUST BLOCKS ON VERTICAL BENDS (UP-THRUST)

THRUST BLOCKS ON VERTICAL BENDS (DOWN-THRUST)

SECTION V-V

ELEVATION

PLAN

SECTION U-U

SECTION X-X

2525

25

200

300

400

300

MIN

100

300 WIDTH 300

AxA

CxC B

AxA

B

CxC

CxC

AxA

BAxA

687

CxC

CxC

BA

xA

CxC

B

AxA

B

CxC

ND

1

AxA

ND

2

90

225

90

2515

030

0

3749

7030

0

25

2525

225

7510

0

90

75 90 75

25 25

225

100

100

12 38 38 12

7030

025

3 6 3

3

CxC

B

AxA

SOCKETTED OR FLANGED JOINT

MAXIMUM DISTANCE BETWEENANCHOR BLOCKS (m)RANGE OF GROUND SLOPE (1:n)

SCALE 1:40

SCALE 1:10

SCALE 1:10

SCALE 1:4

ELEVATION

(ND)

NOMINAL

DIAMETER

(mm)

1:8 - 1:6 36

REV. 0

Drawn by:

Date:


Scale:

Designed by:S.C.K

P.G.M

E.I.M

MAY 2019

R.S.R

AS INDICATED

BULK METERWATER MAINWASHOUTAIR VALVE

MWMWOAV

1. ALL DIMENSIONS ARE IN mm UNLESS OTHERWISE STATED

FOR

GATE VALVE

USE

GV

MM - MILLIMETERS

OD - OUTSIDE DIAMETER

ND - NOMINAL DIAMETRDia - DIAMETERc/c - CENTRE TO CENTRENo. - NUMBER

uPVC - UNPLASTICISED POLYVINYL CHLORIDEm - METREC - CENTRE LINE

GV - GATE VALVEAV - AIR VALVEWO - WASH OUT

WM - WATER MAINM - BULK METER

'Y'- JUNCTION Y

L

- CUBIC METERm

DRG No. M410/SD/05

STANDARD DRAWINGS

THRUST BLOCKS , ANCHOR BLOCKS

AND INDICATOR POST DETAILS

NOTES

ABBREVIATIONS

2. ANCHOR BLOCKS TO BE INSTALLED FOR PIPES LAID AT SLOPES EXCEEDING 1:6 SLOPE

3. THRUST BLOCKS TO BE INSTALLED AT ALL HORIZONTALAND VERTICAL BENDSCAPPED ENDS, TEES, TAPERS AND,GATE VALVES

4. DETAILS FOR ALL INDICATOR POSTS TO BE AS FOR GATEVALVE BUT LETTERING TO BE AS FOLLOWS:

5. ALL INDICATOR POSTS TO BE PAINTED WITH 2 COATS BLUEOIL BASED PAINT AND WHITE LETTERING TO ENGINEER'SAPPROVAL

3

P.O. BOX 90417 - 80100

MOMBASA, KENYA




P.O BOX 48674,00100-GPO,

NAIROBI, KENYA


TEL: +254-2-2710500



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CLASS `C'

PN = 10 BAR

ALL DIMENSIONS SHOWN ABOVE ARE BASED ON THE CURRENT RELEVANT KENYANOR BRITISH STANDARDS AND ARE FOR THE TENDERER'S INFORMATION.TENDERER'S ARE FREE TO QUOTE FOR PIPES TO ANY OTHER APPROVEDEQUIVALENT SRN NUMBER. THE TENDERER'S ATTENTION IS ALSO DRAWN TOCLAUSE 36 OF PREAMBLE TO THE BILL OF QUANTITIES, REGARDING ALTERNATIVE PIPE AND JOINTING TYPES.

GRASSED UPSTREAM

CONCRETE OGEE PIPE SLEEVEWITH 150mm THICK CONCRETECLASS 15/20 BED AND SURROUND

HEIG

HT V

ARI

ES

MIN.500

GRASSED DOWNSTREAMFACE

11

SCALE 1 : 100

SCALE A1- 1: 100

1200

APPROVED SELECTED FILL MATERIAL

TO 100% B.S. COMPACTION

MIN. SLOPE 1:100

LAID IN 300mm LAYERS AND COMPACTED

1200

uPVC ORSTEEL MAINS

300 MINIMUM

MIN

IMUM

1

FACE

1

1

TRENCH INVERT LEVEL

1000

MIN

IMUM

1000

200

TO

TRENCH SIDE SLOPES AT

DEPENDING ON STABILITYOF EXCAVATED SURFACEAND ENSURING ADEQUATE

MEASURED BASED ONNOMINAL TRENCH WIDTH

CONTRACTOR'S DISCRETION

SAFETY TO LABOUR AT WORKON SITE. QUANTITIES TO BE

100

PIPE

O.D

.(V

ARI

ES)

1000

MIN

IMUM

300

N

CARRIAGEWAY WIDTH (VARIES)

SCALE 1:100

ROAD PAVEMENT TO BE REINSTATEDTO ORIGINAL LEVELS AND CONDITIONUPON COMPLETION OF BACKFILLING

O.D.PIP

E

PIPE O.D.(VARIES)

NOMINAL TRENCH WIDTH(AS PER CLAUSE OF SPECIFICATION)

200 MIN

3

200 MIN.

4 2

1

PIPE ANDTRENCH

FINISHED GROUND LEVEL

CL

ORIGINAL GROUND LEVEL

OF CONCRETE PIPE C

100mm STONE PITCHINGFOR 3m ON EITHER SIDE

MIN.500

1000

L

HEAD OF

CORRESPONDING OUTSIDEDIAMETER AS PER

90m

uPVC PIPE PRESSURE CLASSES

CLASS `C'

10 BAR

225

CLASS `B'

6 BAR

WATERHEAD OF60m

250

315280

75

90110

125

140

160200

63

225

WATERHEAD OF

WATER

CLASS `D'

12.5 BAR

250

120m

280315

KS. 06-149: PART 2,

75

90110

125

140

160200

MIN.63

MIN.1.70

2.00

2.402.90

3.30

3.70

4.204.80

5.406.00

6.707.50

CLASS `B'

PN = 6 BAR

PN = NOMINAL PRESSURE

225.7

CLASS `E'

16 BAR

WATERHEAD OF150m

250.8

280.9316.0

MAX.

75.3

90.3110.4

125.4

140.4

160.5200.6

2000 (mm)

63.3

8.806.16.8

7.68.5

9.80

10.9012.30

MAX.

2.4

2.83.4

3.8

4.3

4.85.5

2.1

3.30

3.904.80

5.40

6.00

7.007.80

MIN.2.70

SOIL TO BE USED MAY INCLUDE FREE-DRAINING COARSE SAND,GRAVEL, LOAM AND SOIL OF A FRIABLE NATURE. PARTICAL SIZE

BACKFILL IN LAYERS NOT EXCEEDING 300mm UPTO FINISHEDGROUND LEVEL, EACH LAYER BEING WELL COMPACTED TO LIMIT VOIDS.

BACKFILL WITH SOIL APPROVED BY THE ENGINEER, IN LAYERS

THOROUGHLY COMPACT SOIL, TAMPING EQUALLY ON EITHER SIDEAND ALONG LOWER EDGE OF PIPE.ONLY HAND TAMPING TO BE USED

IF ROCK SHARP PROJECTIONS, TREE ROOTS OR OTHER UNSUITABLEMATERIAL IS ENCOUNTERED AT TRENCH INVERT LEVEL, A FURTHER100mm DEPTH OF MATERIAL IS TO BE EXCAVATED.BACKFILL WITH SOIL APPROVED BY THE ENGINEER UPTO TRENCH

THOROUGHLY COMPACT SOIL BY HAND TO GIVE A UNIFORMGRADIENT ALONG PIPE TRENCH, LEAVING RECESSES FOR PIPE JOINTS.

SIMILAR REQUIREMENTS TO ZONE 2 EXCEPT NO EXCESS TAMPING

MECHANICAL COMPACTION EQUIPMENT MAY BE USED IF APPROVED BY ENGINEER.

1000

uPVC PIPE

PLUG AT EITHER END.

NOT TO EXCEED 20mm.

NOT EXCEEDING 200mm.

INVERT LEVEL.

IS PERMITTED OVER PIPE.

ORIGINAL GROUND LEVEL

15.3

13.612.1

10.7

21.319.0

17.0

MAX.MAX.

6.7

CLASS `D'

10.909.911.0

12.213.7

12.10

13.5015.20

3.8

4.55.5

6.1

6.8

7.98.8

MAX.3.2

4.00

4.805.90

6.70

7.50

8.609.70

MIN.

PN = 12.5 BAR

3.40

13.7012.2

19.2017.10

15.30

16.915.1

13.5

MIN.4.30

9.50

8.50

7.506.10

5.10

12.2010.80

CLASS `E'

PN = 16 BAR

9.7

8.5

7.6

5.5

4.6

10.9

3.9

9.6

8.56.9

5.8

4.9

600

250300

350400450500550

65

80

100125

150

175200225

50

* NOT IN B.S. 4772: DATA FROMHALBERGER HUTTE TABLES610.0

273.0323.9

355.6406.4457.0508.0559.0

76.1

88.9

114.3139.7

168.3

193.7219.1244.5

60.3

300350

400450

500600

250200

150

100

125 *

65 *

80

50 *

326378

429480

532635

274222

170

11898

82 *

144 *

66 *

SCALE 1: 20

O.D.

NOMINAL TRENCH WIDTH

PIPE O.D.

H > 3000

PIPE

O.D

.(V

ARI

ES)

150

150

200 150

PIPE

O.D

.(V

ARI

ES)

100

200

TO 3

00

200

PIPE

(VARIES)

4

PIPE

O.D.

PIPE O.D.(VARIES)

150 200

SCALE 1:20

300

2

3

O.D.

PIPE O.D.(VARIES)

PIPE

4

200

1

NORMAL COMPACTED BACKFILLAS PER REQUIREMENTS OF ZONE 1


PROTECTIVE POLYETHYLENE MEMBRANESURROUNDING PROTECTION

TWIN PIPES IN SINGLE TRENCH

CONCRETE PROTECTION TO uPVC PIPES LAID

AT DEPTHS GREATER THAN 3.0m

TYPICAL TRENCH DETAIL FOR RETICULATION PIPES

(uPVC OR C/L FERROUS PIPES)

PIPE DIAMETER SCHEDULES

TYPICAL ROAD PIPE CROSSING DETAIL FOR HDPE PIPES

TYPICAL DETAIL OF PIPE CROSSING SEASONAL

STREAM / DRAINAGE DITCH

DUCTILE IRON PIPES TO B.S. 4772:1980BITUMEN LINED STEEL PIPES TO TO B.S. 534:1981WALL THICKNESS (mm)

HDPE WATER PRESSURE PIPES

TO KS. 06-149: PART 2, 2000

NOTE

GRA

VEL

SAN

D

RETAINED

TOP SAND LAYER 750mm EFFECTIVE SIZE 0.7mmUNIFORMITY COEFFICIENT 1.5

(3/4'') (1/2'') (3/32'')(3/16'')

PASSING SQUARE MESH

LAYER

DEPTH (mm)

1-2-3-4-

38mm(11/2'')20mm

150

1

100

12mm

20mm(3/4'')

2

(3/16'')12mm(1/2'')5mm

100

3

5mm

2mm

100

4

150100100100

750

DETAILS OF FILTER MEDIA IN RAPID SAND FILTERS

NTS

CONCRETE OGEE PIPE CULVERT ON150mm THICK CONCRETE CLASS 15/20BED; PIPE DIA. TO BEDECIDED ON SITE BYENGINEER

NOMINAL OUTSIDEDIAMETER (mm)

NOMINAL INTERNALDIAMETER (mm)

CORRESPONDING OUTSIDEPIPE DIAMETER AS PERB.S. 534: 1981(mm)

NOMINAL INTERNALDIAMETER (mm)

CORRESPONDINGOUTSIDE PIPE DIAMETERAS PER B.S. 477: 1980(mm)

WEAK CONCRETE CLASS 10/20

OTHERWISE STATEDALL DIMENSIONS ARE IN mm UNLESS

O.D. - Outside Diameter

uPVC - Unplasticised Polyvynl Chloride

C or C/L - Centre line

mm - Milimeter

m - Meter

> - Greater Than

KS - Kenya Standard

B.S. - British Standard

SRN - Standard Reference Number

MIN - Minimum

L

REV. 0

Drawn by:

Date:


Scale:

Designed by:S.C.K P.G.M

E.I.M

MAY 2019

R.S.R

AS INDICATED

ZONE 1

ZONE 2

ZONE 3

ZONE 4

NOTES

ABBREVIATIONS

NOTES

DRG No.

DRAWING TITLE:

STANDARD DRAWINGS

TYPICAL TRENCH AND PIPE

CROSSING FOR WATER PIPES

M410/SD/06

P.O. BOX 90417 - 80100

MOMBASA, KENYA




P.O BOX 48674,00100-GPO,

NAIROBI, KENYA


TEL: +254-2-2710500







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FLYSHEETS1. Project Signboard Details-ModelSheets and ViewsModel

02.Details of Valve Chamber-ModelSheets and ViewsModel

03.Cover for valve chambers details-ModelSheets and ViewsModel

04.Typical Road Cross Section Details-ModelSheets and ViewsModel

05.Thrust Blocks, Anchor Blocks & Indicator Posts-ModelSheets and ViewsModel

06.Details Of Pipe Trenches-ModelSheets and ViewsModel

Volume III Lot 1A - Mombasa North Mainland Drawings.pdfLot 1A - Mombasa North Mainland Vol III Cover PageVolume III Engineering Drawings20190429122918947





· 2020. 11. 6. · see detail on drg. no. m410/sd/03 precast concrete cover slabs 150 50 150 900...

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