Removing and Shifting of UGSS infront of highways colony to PNR Layout lane due to Flyover Construction Work in Ward No.73 .

Amount

Earthwork excavation and depositing on bank, within initial lead of 10m and initial lift of 2m including barricading, shoring,strutting and all other incidental works, as directed by the departmental officers in the following classification of soil

Upto 2.0m In hard stiff clay, stiff black cotton hard red earth, shales, murams gravel stoney earth and earth mixed with small size buolders.(SS 20B)

Medium Rock, and Dense Medium Rock not requiring Blasting

Hard rock removing Hard rock by wedging, chiselling and trimming to proper shape wherever blasting is prohibited

2.0m to 3.0m depth

Medium rock

Hard rock removing Hard rock by wedging, chiselling and trimming to proper shape wherever blasting is prohibited

3.0m to 4.0m depth

Medium rock

Hard rock removing Hard rock by wedging, chiselling and trimming to proper shape wherever blasting is prohibited

Bailing out water from pipeline trenches by using pumpsets 7.5HP including hire charges and wages

BEDDING

Providing Sand bedding using M sand, laying in layers of 15cm thick including cost of material and labour charges for spearding,ramming & consolidation etc., complete for pipe bedding. 1.5m to 4.5m stage

Supply,laying, jointing, testing of DWC Pipes of different sizes excluding earthwork excavation

for upto 2m depth DWC

2m to 2.5m depth DWC

2.5m to 3m depth DWC

3m to 3.5m depth DWC

Supply,laying,of RCC pipes of NP3 class of different sizes excluding earthwork excavation for trenches and carting of pipes to the site work, lowering into the trenches and aligning to proper grade, hydraulic testing including conveyance of water to fill the pipes including cost of jointing materials and cost of dewatering complete as per standard

3m to 4m depth

300mm dia pipes (NP3 PIPE)

Jointing of RCC Pipes of NP3 class of different sizes excluding earthwork excavation for trenches and carting of pipes to the site work, lowering into the trenches and aligning to proper grade, hydralic testing including conveyance of water to fill the pipes including cost of jointing materials and cost of dewatering complete as per standard

3m to 4m depth

300mm dia pipes (NP3 PIPE)

Refilling the excavated earth including cost of all labour charges for filling and shall be done in layer not exceeding 23cm in thickness accomplished by adequate watering, ramming, etc., and the trench shall be refilled soas to build upto original ground level as directed by the departmental oficer etc., complete.P26 PWD SL.No 76 Item No 85 (As per sheet enclosed)

P.C.C 1:2:4 (one cement, two sand and four coarse aggregate) using 20mm H.B.G stone including mixing cocrete, laying, curing and compacting of concrete etc., complete and as directed by the officers. Data 20a 1.50m to 4.50m below GL

Construction of R.C.C manholes by using Sulphate Resistant Cement at various depths including earthwork excavation in Hard stiff clay, stiff black cotton etc., Sand filling , laying cement concrete in C.M.1:4:8 using 40mm B.G.jelly for foundation, RCC 1:1.5:3 for side wall and base slab

1.5m to 2m depth

2.5m to 3m depth

3m to 3.5m depth

3.5m to 4m depth

Disposal of surplus excavated earth in pipe laying works etc., transporting to the sites specified by Engineer within 15km lead, Including loading, Spreading etc., complete and as directed by the Engineer.(As per separate estimate) Data 9

Labour for cutting open BT road surface for laying sewers & mh

Barricading the trenches for one side using casuarina poles 8 to 10cm dia, white PVC tape 15mm wide with red strips printed in two rows, 75mm dia red reflectors in every 3m length, providing two no. of danger lights for every 150m length, including the cost of all materials, charges for fixing of barricading and removal of barricading after testing and filling the trench and stacking the post for reuse etc., complete as directed by the officers Data 13

Conveyance of pipe to work site including loading, unloading and transportation upto 8km and part thereof Data 13

200mm dia pipe (DWC PIPE)

300mm dia pipes (NP3 PIPE)

Testing of RCC Pipes

200mm dia pipe (DWC PIPE)

300mm dia pipes (NP3 PIPE)

NPK Associates