SLOPE STABILIZATIONSLOPE STABILIZATION

Modified Top-Down MethodModified Top Down MethodSelf Stabilized Structure

P t d bPresented by:

Massoud Moghaddaspourg pM.Sc Structural/Geotechnical Engineering

2013 (1392)

TOP DOWN CONSTRUCTIONTOP-DOWN CONSTRUCTION

1- Soldier Piles ) (2- Sheet Piles ) (3- Diaphragm Walls ) (4- Self Stabilized Structure ) (

SELIP REIDLOSSELIP REIDLOS

51

SELIP TEEHSSELIP TEEHS

01

SLLAW MGARHPAIDSLLAW MGARHPAID

02

SELF STABILIZED STRUCTURESELF STABILIZED STRUCTURE

6

Step 0: Initial Condition

Step 1: Drilling Wells Under Columns

Step 2: Reinforcing and First Stage Concreting of Piles

Step 3: Installing Main Columns and Second Stage Concreting of Piles

Step 4: Filling Wells with Gravel

Step 5: First Stage of Excavating

Step 6: First Stage of Composite Wall

Step 7: Second Stage of Excavating and Composite Wall

Step 8: Third Stage of Excavating and Composite Wall

Step 9: Installing Main Beams of Ground Floor

Step 10: Continuing Excavation and Composite Wall

Step 11: Continuing Excavation and Composite Wall

Step 12: Continuing Excavation and Composite Wall

Step 13: Installing First Basement Main Beams

Step 14: Continuing Procedure to Bottom of Foundation Level

Step 15: Constructing Foundation

Water Proofing Detail

Foundation Connection Detail

PLAXIS OUTPUT (DEFLECTION)PLAXIS OUTPUT (DEFLECTION)

PLAXIS OUTPUT (DEFLECTION)PLAXIS OUTPUT (DEFLECTION)

FACTOR OF SAFETYFACTOR OF SAFETY

SAP2000 MODELSAP2000 MODEL

(5 )

COLUMN INSIDE THE WELLCOLUMN INSIDE THE WELL

INSTALLING ALL OF COLUMNSINSTALLING ALL OF COLUMNS

COMPOSITE WALLS AND EXCAVATIONCOMPOSITE WALLS AND EXCAVATION

CONTINUINGCONTINUING

COMPLETE CONSTRUCTIONCOMPLETE CONSTRUCTION

MATERIAL TAKEOFFMATERIAL TAKEOFF