Military Engineer Services Tender

M & L for 3- layer PP-R (Polypropylene random copolymer) pipes 50 mm dia outer dia ,SDR 7.4 (PN-16) pipes UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including fittings PP-R plain & brass threaded type polypropylene random laid in trenches/floor at places where directed complete all as specified and directed.

M & L for 3- layer PP-R (Polypropylene random copolymer) pipes 40 mm dia outer dia ,SDR 7.4 (PN-16) pipes UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including fittings PP-R plain & brass threaded type polypropylene random laid in trenches/floor at places where directed complete all as specified and directed.

M & L for 3- layer PP-R (Polypropylene random copolymer) pipes 32 mm dia outer dia ,SDR 7.4 (PN-16) pipes UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including fittings PP-R plain & brass threaded type polypropylene random laid in trenches/floor at places where directed complete all as specified and directed.

M & L for 3- layer PP-R (Polypropylene random copolymer) pipes 25 mm dia outer dia ,SDR 7.4 (PN-16) pipes UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including fittings PP-R plain & brass threaded type polypropylene random laid in trenches/floor at places where directed complete all as specified and directed.

Making and connecting PP-R distribution branch with PP-R mains of sizes from 50 mm to 75 mm dia by providing and fixing tee including cutting and making fusion joints etc. complete all as specified and directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or water supply pipes lines etc or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in soft/ loose soil complete all as specified and as directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or not exceeding 10 sqm on plan and not exceeding 1.5 m in depth and getting out in hard/ dense soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

S & F PP-R Gate valves (brass insert), 63 mm nominal size complete all as specified and as directed.

S & F in repairs PP-R Gate valves (brass insert), 50 mm nominal size complete all as specified and as directed.

S & F PP-R Gate valves (brass insert), 40 mm nominal size complete all as specified and as directed.

S & F PP-R Gate valves (brass insert), 32 mm nominal size complete all as specified and as directed.

S & F PP-R Gate valves (brass insert), 25 mm nominal size complete all as specified and as directed.

S & F 25 mm nominal size brass float valve, high pressure, with polythene float and flynut, screwed for iron pipe and fixed complete all as specified and as directed.

M & L for construction of new valve chamber of size 600 mm X 600 mm X 600 mm including necessary earth work in any type of soil, PCC foundation M10(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate as in base concrete, brick work (one and half brick thick) in CM 1:6 with 20 mm thick cement plaster internally and externally in two coats of (12 mm and 8 mm) in cement mortar 1:4, 100 mm thick RCC cover in M15 (Nominal mix) using 20 mm nominal size graded crushed stone aggregate reinforced with 8 mm dia TMT bars both ways @ 150 mm c/c spacing, handle made with 10 mm dia bar bent in shape of channel with outside projection (100 mm X 200 mm X 200 mm) embedded in RCC, 100 mm thick flooring in PCC M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate over 75 mm thick hardcore, painting exposed steel surfaces with two coats of bituminous paint and embedded surfaces of steel with two coats of tar, finishing exposed faces of concrete surfaces and plaster surfaces with three coats of white wash as per drawing No. TD/EM/6 sheet Nos 1/2 & 2/2 of HQ CE Shillong Zone complete all as specified and as directed.

Dismantling of wrought or mild steel work of any description such as in ladder work, bracing/supporting agle iron, roof top MS sheets, railings etc.

Taking up or down Steel Tubing (Rising Mains, Drain Pipes) 65 mm bore (dia) and Connections/ Fittings of any description from any Situations, Serviceable Pipes for reuse & removing unserviceable pipe complete all as specified & as directed.

Supply, Installation & Commissioning of GRP/SMC (Sheet Moulding Compounds) Panel Tank of Size 5.00x4.00x2.00 mtr of capacity 40 KL confirming to : IS 14399 (Part 1& 2) : 1996 & IS 4249 : 1967 complete all as specified and as directed. Note : This Job work will include the following works/specifications :- (a) Roof Panels of 1 x 1 mtr, Side panels of 0.5 x 1.0 mtr/ 1 x 1 mtr & Bottom Panels of convex shape of required size of 1 x 1 mtr. (b) Drain Panel of 1 x 1 mtr at bottom for complete drain of water. (c) Manhole dia 700 mm lockable lid of hot pressed moulded made out of SMC. (d) Non- Toxic PVC foam sealant gasket sealant tape : 3 mm thich with high level of resistance to ageing and superior recovery from compression. (e) Fasterners for the panel joints of 8.8 grade steel HDG Bolts nuts M12 x 40 mm. (f) Internal roof supports should be of FRP/GRP 5 mm thick hollow square section. (g) Air vent dia 100 mm with mosquito proof mesh insect proof. (h) Internal FRP ladder with wall mounting arrangement inside. (j) External GI ladder with complete fixing arrangement outside. (k) Complete fixing of Inlet/ Outlet/ Overflow/ drain should be of GI Flange type with 9" long Nipple or suitable for existing GI/PP-R fitting.

S & F hot rolled medium and high tensile structural steel of grade E165 as per IS 15911: 2010 as in framed work such as grills, grating, etc., with ends of bars of shouldered and/or riveted, or forged into spikes, framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework water tanks and similar work complete all as specified and directed by Engineer-in-charge.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, with riveted, bolted or welded attachment complete all as specified and as directed.

S & F Mild steel screw Bolts (Machine made) dia of neck 11 mm to 16 mm and length of Bolt exc 50 mm but not exc 100 mm with hexagonal or square heads at one end and screwed the other or screwed both ends, each screwed end to be filled with washers complete all as specified and as directed.

S & F hot rolled medium and high tensile structural steel of grade E 250 quality C conforming to IS 2062: 2011 as in Compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases, splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc. complete all as specified and as directed.

S & F hot rolled low tensile structural steel of grade E165 as per IS 15911: 2010 as in hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar works complete all as specified and as directed.

Preparation of newly or previously untreated steel surface of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed by Engineer-in-Charge