Maintenance Work

Cutting openCC road surface (as well as asphalt concrete upto 75 mm thick ) including water bound macadam and stacking of excavated materials for pipe line trench work. as directed by the departmental officers.

RBR-FNDN-1- (I-B-i) - In ordinary soils up to 3.00 Mts depth below GL by Mechanical means: Earthwork excavation for pipeline trench in all kinds of soils as per drawings and technical specifications including setting out, construction of shoring and bracing, removal of stumps and other deleterious material , dressing of sides and bottom as per Technical Specification 304 MORTH and as directed by the departmental officer including protecting the existing utility services wherever it is possible during the execution and taking all precautionary measures in the restricted areas including divertion of traffic and back filling in trenches with excavated suitable material and disposal of remaining earth upto a lead of 50 m, including all incidental and operational charges etc., complete by mechanical means.

BLD-CSTN-2-7 - (15) ; Earth work excavation in Hard rock (blasting prohibited)-Upto 3 m depth for pipeline trench and depositing on bank for all lifts and with an initial lead of 10m including all operational, incidental, labour charges such as shoring ,sheeting, planking, strutting, etc. complete for finished item of work including seigniorage excluding dewatering charges etc as per SS - 20 B (APSS 308).

PHE-LJSW-13: Supply, Lowering and laying in ready made trench true to alignment and gradient, jointing, and testing of stone ware pipes including cost of jointing material such as cement mortar (1:1) proportion and Spun yarn including cost and conveyance of pipe. (Reference to specifications BIS No. 6530/72) (300mm Dia)

Construction of sewer circular conical manhole as per type design using flyash Bricks of size 290 x 225 x 140 mm having minimum Crushing strength 75 Kgs Per Sqm as per IS:12894-1990 - CLASS - 7.5 using Sulphete resisting cement in CM (1:6) prop; including CC (1:4:8) bed for foundation and of M15 (1:2.5:5) prop. using 20mm HG metal for benching and channels, inside plastering with 20mm thick using Sulphete resisting cement in CM (1:3) prop; and outside plastering with 20mm thick using OPC in CM (1:3) prop; the foundation concrete in CC (1:4:8) prop. using 40mm nominal size hard broken granite stone and supporting incoming pipes with concrete block / masonary wherever necessary including finishing the gap with CM (1:3) prop. on both the sides including excavating pits upto required depth in all types of soils and supply and fixing of 560mm dia manhole frame and cover (HD-20) and PVC encapsulated steps including cost & conveyance of all material, labour and all other incidental and operational charges etc., complete.

0.90m dia x 0.90m depth

Additional 0.10m depth

Carting of surplus excavated rock / earth from the site to a distance of 10.00 Kms suitable including loading, unloading charges, cost & conveyance, dumping, labour charges, all leads & lifts and other incidental and operational charges etc., complete. Earth / Sand /Gravel / Murrum/ Lime/ Surki/ per cu.meter - 10 Kms lead