Item Description Quantity Unit Rate Amount
(USD) (USD)
Bill No.3 - PILING WORKS (ALL PROVISIONAL QUANTITY)
NOTE:
A The Contractor is referred to the specifications, drawings for all details related to this section of the works and he is to include for complying with all the requirements contained therein, whether or not they are specifically mentioned within the items note
B The Bored pile drawings is to read in conjunction with the Piling specification and all relevant architectural drawings; where discrepancies arise between the specification and these drawings, the requirements stated in the drawings shall take precedence note
C The Contractor shall verify all dimensions on site and drawings to resole all discrepancies, if any with the Architect / Engineer before commencement of the Works note
D A copy of pile setting out plan prepared by a licensed surveyor shall be submitted to the Architect / Engineer before commencement of the Works note
E All temporary platform / works necessary for the successful installation of piles shall be provided and deemed to be included the Contract note
G Ready mixed concrete for bored piles, max. slump and material to comply with Specification note
H All existing buried foundations such as footing and piles of previous building on site if encountered shall be removed or demolished for the successful installation of bored piles note
J The tip of pile should be clear of slime and concreting should be executed right after installation of steel cage note
K The casing should be installed in consideration of ground conditions and constructability note
L In case the ground conditions differs from the ground investigation report, the construction should be revised after consultation with the designer note
M The coupler can be used as splice of reinforcement after consultation with the designer note
L The prices shall deem to include supply, transport, handle, boring and cast insitu reinforced concrete piles all strictly accordance with the drawings and specifications shown; cutting pile heads to cut off level; removal of surplus length of reinforced concrete piles off site and making good any damages. The pay length of bored piles shall be measured from the designed cut off level to the pile toe. note
Mobilization
O Allow for mobilization cost including providing and assembling on site for all necessary piling equipments and plants for the execution of the piling works. 1 item
P Allow for moving the piling frames and equipments within the site, any necessary excavation or filling required to place frames, raising or lowering frames and any staging, temporary access ways or the like required to support the frames during installation. 1 item
Demobilization
Q Allow for dismantling and removing the piling equipments and plants from the site upon completion of the piling works. 1 item
Item Description Quantity Unit Rate Amount
(VND) (VND)
PRE-CAST CONCRETE PILE
A Construction of the pre-cast concrete pile in accordance with the drawings and specifications approved by Client.
D For piles type ZH1, 300 x300 mm; 48nos 696 m
BORING PILE HOLES
Shaft boring for piles commencing at the existing ground levels including supplying, handling, transporting, pitching, driving and withdrawing temporary pile casing and bentonite slurry, and subsequently removal of temporary pile casing, and clearing waste and sand or suitable excavated material filling, disposal excavated materials to a dump provided by the Contractor and approved by the Engineer. note
Total length of pile shaft measured from existing ground level to pile toe level. note
E For piles type ZH1a, D800mm; 66nos 2.541 m
F For piles type ZH2, D1000mm; 926nos 35.651 m
H For piles type ZH2a, D1000mm; 20nos 770 m
TEST PILE
SONIC LOGGING TESTING
Allow for providing all necessary equipment, materials, labour and supervision for executing SONIC LOGGING TESTING including preparing pile head, etc. as described.
Providing all necessary equipments, materials, labour and supervision for carrying out the test.
Remove testing equipment from the site on completion of testing.
Carrying out Sonic Logging Test of completed bored piles in accordance with Specification and Engineer instructions note
I Sonic logging test 1.179 section
Sundries
Submitting piling records duly signed by the Contractor and the Engineer as the work proceeds
K Piling records in triplicate of all piles installed item
Preparation and submission of all piling test reports
K Piling test reports in triplicate for each type of test item
Filling grouting
N Filling grouting in sonic pile 377 m3
To FINAL SUMMARY -
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