tender for construction of 60000 lits capacity oht at seekarajapuaram panchayatrict , earth work excavation for foundation in all soils and sub soil as per ss20b for foundation etc. complete.ss 20b , earth work excavation for foundation in all soils and sub soil as per ss20b for foundation etc. complete.ss 20b , sand filling with clear river sand including watering, consolidation etc.,complete for foundation as directed by bdo officers , cement concrete 1:4:8 mix using 40mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing,laying and curing etc complete for 10 cum. , cement concrete 1:1.5:3 mix using 20mm iss metal including cost and conveyance of all materials to site and all labour charges for mixing,laying and curing etc complete for 10 cum. , items 1.50 m to 4.50m below gl , up below gl , items 0.0 to 4.50m above gl , above 4.51m and upto 7.32ht m , above 7.32m and upto 10.98 m , from 10.98m upto 14.64m above gl , from 14.64m to above gl , supplying and erecting centering shuttering inculding necessary support for plane surfae foundation and basement and in all floors for reinforced cement concrete column footing column plinth beam roof slabs, strircase steps bed blocks critical , square column , below gl , 3.31 to 4.30mm , 4.31 to 5.30mm , 5.31 to 6.30mm , 6.31 to 7.30mm , 7.31 m to 8.30m , 8.31 to 9.30m ht , 9.31 m to 10.30m , 10.31 to 10.90m ht , 11.31 to 11.40m ht , for plan surface , from 0.00 - 3.30m , from 5.30m to 6.30 m , from 8.30m to 9.30m above g.l , from 11.30 m to 12.30m , curved surface , up to 0- 3.30m height , from 5.31m to 6.30m height , supply and fabrication of steel including cost and conveyance and labour charges etc complete. , painting two coats with emulsion paint paint including cost and conveyance of all materials to site and all labour charges etc comoplete , supplying and fixing in position of cut stone set in cm 1:3 using well dressed cut stone supporting inlet pipe inside the tank and as directed by the officers , for pipe connection , for inlet arrangements , 80 mm gi pipes , 80 mm gi coupling , 80 mm gi bend , 80 mm gi flange , 90 mm pvc thereaded coupler , for outlet arrangements , 80 mm gi pipes , 80 mm gi coupling , 80 mm gi bend , 80 mm gi flange , 80 mm gm gate valve , 65 mm gm gate valve , 90 mm pvc thereaded coupler , 90 mm x 63 mm pvc reducer , for source arrangements , 80 mm gi pipes , 80 mm gi coupling , 80 mm gi bend , 80 mm gi flange , 80 mm gm gate valve , 90 mm pvc thereaded coupler , for overflow arrangements , 80 mm gi pipes , 80 mm gi coupling , 80 mm gi bend , 80 mm gi flange , 90 mm pvc thereaded coupler , rubber sheet , bolt and nuts , labour charges , 80 mm gi pipe cutting , 80 mm gi pipe threading , supplying , fabricating,delivery and placing in position ms steel ladder wide 0.45m made out of 50x50x6mm ms angle for sides and steps in 16mm ms plain rods fixed at 30cm c/c welded and jointed etc. , complete complying with stanard specification. , providing manhole cover of size 0.60x0.60 m in reinforced cement concrete 1:11/2:3 mix with suitable reinforcement and 50x50x6mm ms angle fixed along edges and as directed by departmental officers , supplying and delivery and fixing in position of 150 mm dia ac ventilators on the roof slab , providing and fixing of reinforced cement concrete inner access ladder in reinforced cement concrete 1:1:5:3 (one cement, one and half sand and three aggregates) using 20mm hbg stone for oht including cost of reinforcement, placing grill in position, centering shuttering charges, mixing concrete curing etc., to required height and clear width of 45cm consisting of two nos. of vertical post of 10cm x 15cm and step slab of 25mm x25mm etc., complete and as directed by board officers. , refilling in basement with excavated earth in layers of not more than 15cm. thick well rammed, watered and consolidated complying with standard specifications etc., complete. , provision for platform , earth work excavation for all soils including all labour charges etc complete , cement concrete 1:4:8 mix using 40 mm metal including all lbour charges etc complete , supply and erecting centering including all labour chages etc complete , cement concrete 1:3:6 mix using 20 mm metal including all lbour charges etc complete , cement concrete 1:2:4 mix using 20 mm metal including all lbour charges etc complete , filling 40mm metal including cost and conveyance of all labour charges etc., complete. , filling 20mm metal including cost and conveyance of all labour charges etc., complete. , 90 mm pvc pipes 6 ksc , 90mm pvc threaded coupler , earth work excavation and depositing on bank with initial lead and lift in all soil , laying and jointing of pvc pipe into trench 90 mm pvc pipe , refilling trench with excavated earth after laying the pipe , gst amount for providing service to government contract works for the above construction & maintenance works.