7/24/2019 General Sheet Piling Construction Practice

1/14

GENERAL SHEET PILING CONSTRUCTION PRACTICE(Based on Marina Barrage Project experience)

1) Usually from 2 ends moving towards the middle to avoid pile tilting (creeping)2) !et a stretch of pile panel" say 1#m long or within natural 2 corner piles

$%1) &n land' within the woring stretch" lay guide eam (*+, eam)$%2) &n sea' install ing post" ,+, cross eam and guide eams (,+, eam)- .lso install access using ,+,eam y the side of guide eam/) 0rive the 1st layer of sheet piles to the ground level (welding seams shall e staggered duringfarication)) .lternate pitching the 2nd tier sheet piles and join them to the 1st tier y welding) .lternate drive the 2nd tier sheet piles3) 4epeat the procedure /%-

5&67'1) Purpose of alternate driving'% !taggering welding point of neighouring piles% .void pile tilting (creeping)-

2) 8orner piles are special made for turning and joint-$) 12 ton for a pair" 9 ton for single sheet piles-/) 6here is relationship among sheet pile depth" soil condition" type of sheet pile used (+++" +:" or :+)and type of hammer to e used (hydraulic or viro" and the weight)- ;enerally" the harder of the soil"the deeper of the penetration" the igger and thicer si

7/24/2019 General Sheet Piling Construction Practice

2/14

8lose view of the sheet pile spicing

>elding of splicing

7/24/2019 General Sheet Piling Construction Practice

3/14

MP+ test (Magnetic Particle +nspection) for the welding joint

DRIVING-IN METHOD

(Based on Marina Barrage Project experience)

7/24/2019 General Sheet Piling Construction Practice

4/14

+mpact @ammer 0riving' . 3%ton hydraulic hammer

7/24/2019 General Sheet Piling Construction Practice

5/14

:iro%driving' . 12%ton viro hammer

:iro%driving' Power pac for viro hammer

7/24/2019 General Sheet Piling Construction Practice

6/14

PRESS-IN METHOD (SILENT PILER)(7xtracted from the &riental%.rcelor and ;ien catalogues (2##))

Press%in principle

7/24/2019 General Sheet Piling Construction Practice

7/14

Machine layout plan for typical silent piling

Machine layout elevation for typical silent piling

7/24/2019 General Sheet Piling Construction Practice

8/14

!ilent piler for sheet piles

Driving Aids in Hard Si!"

% Pre%augering

% >ater jet

% Pre%drilling

7/24/2019 General Sheet Piling Construction Practice

9/14

Pre%augering

Aeft' >ater jet 4ight' Pre%drilling

7/24/2019 General Sheet Piling Construction Practice

10/14

DRIVING GUIDE AND CORNER PILES(Based on Marina Barrage Project experience)

Aay guide eams efore installation of sheet piles

8orner pile

7/24/2019 General Sheet Piling Construction Practice

11/14

NORMAL DRIVING METHODS

% Pitch and drive

% Panel driving

% !taggered driving

% 8omination

Pan#! Driving M#$%d - A R#&''#nd#d Driving M#$%d(7xtracted from the &riental%.rcelor (2##))

7/24/2019 General Sheet Piling Construction Practice

12/14

7/24/2019 General Sheet Piling Construction Practice

13/14

----------------------------------------------------------------------------------------------------------

7/24/2019 General Sheet Piling Construction Practice

14/14

DRIVABILIT(7xtracted from the &riental%.rcelor (2##))

CROSS REFERENCEAand sheet piling production rateMarine sheet piling production rate

http://www.p3planningengineer.com/productivity/land%20sheet%20piling/land%20sheet%20piling.htmhttp://www.p3planningengineer.com/productivity/marine%20sheet%20piling/marine%20sheet%20piling.htmhttp://www.p3planningengineer.com/productivity/marine%20sheet%20piling/marine%20sheet%20piling.htmhttp://www.p3planningengineer.com/productivity/land%20sheet%20piling/land%20sheet%20piling.htm