4. CHECKLIST FOR PILING WORK

 

4. CHECKLIST FOR PILLING WORK
Name Of Project :
Date of Execution:
Location / Grid no:
Pile Group no / Pile no:
Drawing / Document Reference No.
Soil Investigation / Test Report Ref. No:
Sl.No.	Description / Activities / Items to be Checked	Status
1	Check Center line and location of pile group and sequence.	OK	Not OK
2	Check pile co-ordinates as per drawing.	OK	Not OK
3	Check all material is ready like Sounding chain, Liner, Funnel, Tremie, Pile log format, etc. are in place.	OK	Not OK
4	Check Working area of rig machine is cleared and stability of ground for the working / movement of rig machine.	OK	Not OK
5	Check Liner provided (if required.)	OK	Not OK
6	Check Pile position setting up : Two/Three reference point to be set up with respect to proposed pile point.	OK	Not OK
7	Check During driving distance of pile liner from two / three reference points & verticality of liner checked.	OK	Not OK
8	Check Initial strata shown, approved & sample preserved in the plastic bag with identification. (date, time, depth recorded)	OK	Not OK
9	Check Founding depth achieved and final strata sample preserved in plastic bag with identification.	OK	Not OK
10	Check required socketing depth achieved.	OK	Not OK
11	Check Pile penetration ratio recorded at depth specified and checked with requirement given by geotech consultant.	OK	Not OK
12	Check Cleaning of bore holes before concreting.	OK	Not OK
13	Check Quantity of concrete required for one pile is ready at site before pouring.	OK	Not OK
14	Check Reinforcement cut to the length & shape as per drawing, the depth of pile bore with provision of cover blocks in spiral pattern at the bottom & sides.	OK	Not OK
15	Check Butt welding done to the cage as per requirement	OK	Not OK
16	Check required Workability of Concrete : Slump 150-180mm	OK	Not OK
17	Check No. of cubes casted:	OK	Not OK
18	Check Proper tremie lengths are available and placed properly to accommodate the tremie at least 300mm in first pouring.	OK	Not OK
19	Check The bottom end of the tremie pipe should always be about 1-2m submerged below the level of concrete.	OK	Not OK
20	Check Tremie pulled out slowly so that no chocking/ segregation takes place.	OK	Not OK
21	Check Concreting could be stopped at about 1m above the cut-off level.	OK	Not OK
22	Check Final concrete top level of pile casted is recorded	OK	Not OK
23	Check Tremie is washed thoroughly after use	OK	Not OK
24	Check Rig movement not allowed over fresh cast pile for at least 72 hrs.	OK	Not OK
25	Check Boring activity not allowed near & around freshly cast pile (at least for a period of 4 hrs. i.e. till initial setting time)	OK	Not OK
26
Remark:

 

PILE BORE LOG SHEET (BORED CAST IN- SITU )
Name Of Project					Date:
Name Of Client					Name of Consultant:
Location/Structure:					Coordinates:
Pile Sl No:		G.L:	M		Ref Drawing Number:
Dia of Pile	mm	Verticality	Ok / Not Ok		Report Number :
Casing Length	M	C.O.L	M		Rig No:		Dia. of Tremie--------------- Length---------
Casing Dia(OD)	mm	Rig Type:			Boring Tool used		Bailer/Chisel/ Rotary/Grab
A.BORING LOG
Boring Started:                 Hrs		Boring Length Below G.L::			Tremie Lowering Time:
Boring Completed:            Hrs		Boring Length Below C.O.L:			Flushing Start time---------------- & completed time---------------------
Depth (M)	Type of Soil	Depth(M)	Type of Soil	Depth(M)	Type of Soil	Depth(M)	Type of Soil	Remarks
0-1		10-11		20-21		30-31
1-2		11-12		21-22		31-32
2-3		12-13		22-23		32-33
3-4		13-14		23-24		33-34
4-5		14-15		24-25
5-6		15-16		25-26
6-7		16-17		26-27
7-8		17-18		27-28
8-9		18-19		28-29
9-10		19-20		29-30
B.CONCRETING						C.TESTING OF BENTONITE SUSPENSION
Grade of Concrete			Concreting Started Time:			1.Density of Bentonite Suspension:
Slump in mm			Concreting Completed Time:
No's of Cube Taken			Concrete Required(Theoretical):			Before Flushing:
Cube Id Marked			Concrete consumed (Actual):			After Flushing:
D.REINFORCEMENT DETAILS
DESCRIPTION		DIA	NO'S	CUTTING LENGTH(M)	TOTAL LENGTH(M)	UNIT WEIGHT(M)	TOTAL WT IN KG
					GRAND TOTAL IN KG:
	Contractor's Representative				Client's Representative
SIGN
NAME
DATE