SPECIAL REPAIR (ADDITION / ALTERATION) OF INTERNAL BLACK TOP ROADS AND DRAINAGE IN KV SCHOOL AT INS CHILKA

Amount

Excavation over areas n.exc 1.5 m deep and getting out soft / loose soil and including removing excavated soil exc. 500 m and not exc.1.0 km and depositing where directed at a level n.exc. 1.5 m above the starting pont complete all as specified and directed

M&L 150 mm spread thickness soling / sub base with broken boulders or quarried stone, inter stics filled, surface formed and rolled and consolidated to required gradient and camber complete all as specified and directed.

M&L 150 mm thick in two layers of 75 mm each (Compacted thickness) WBM, with coarse aggregate (granite trap or Basalt) of grading 2 (63 to 40 mm size) or of grading 3 (50 to 20 mm size) spread rolled and consolidated to gradient and camber required complete all as specified and directed.

M&L continuous with fly ash bricks edging with width equal to the depth of the brick laid on end vertically complete all as specified and directed

Repairs to pot holes any depth, not exc 1 Sqm each including sweeping free from dust and mud or water, scoring sunken surface in roads, paths etc. cutting around edges to least 25 mm in depth, making good by applying tack coat at 5 Kg per 10 sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg per 10 Sqm, blinded with 0.09 cum of stone chipping, 6.3 mm size and again well rammed (including supply of premixed macadam, binder and chipping) depth of pot holes exe 30 mm complete all as specified and directed.

M&L premixed bituminous, macadam laid / rolled and compacted to required gradient and camber with using 20 mm graded stone aggregate and paving bitumen VG-30 @ 4% by the weight of total mix (consolidated thickness 75 mm thick or less or as required) complete all as specified and directed.

M&L preparing existing black top road surfaces by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc, and including applying evenly a priming / tack coat with paving bitumen VG -30 at 5 Kg per 10 Sqm complete all as specified and directed.

M&L Preparing unsurfaced water bound macadam by brushing with wire brushes for removing caked mud etc., sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc, and including applying evenly a priming / tack coat with paving bitumen VG -30 at 10 Kg per 10 Sqm complete all as specified and directed.

M&L 40 mm consolidated thickness bituminous premix semi dense asphaltic concrete with 5.5% binder content with paving bitumen VG-30 by weight of total mix, rolled and compacted to required camber and gradient by using hot mix plant and paver equipment complete all as specified and directed. Note: If actual design mix comes less than 5.50% binder content, then the rate of recovery of bitumen shall be as per rate in purchase voucher per each kg for the purpose of adjustment. However, no adjustment shall be made if the binder content is more than 5.5%.

M& preparation of new surfaces of road / pavements and the like 10 cm wide and including applying 1 mm thick (reflective type) resin thermoplastic paint for road marking strips, lines, dashes, arrows, letters etc. of approved colour / make, by fully automatic thermoplastic paint applicator machine, fitted with profile shoe, glass beads dispenser, propane tank heaters and profile shoe heater etc., driven by the skilled operator all as per MORTH specifications complete all as specified and directed.

S&F cat eye solar reflective type of metal body alloy of size 100 mm x 100 mm x 20 mm with PAMA striplens reflector of model No. DA 972.0 fixed with and incl MS stud of suitable size as per manufacturers instructions complete all as specified and directed.

Demolition of brick work or stone masonry built in cement mortar, complete all as specified and directed.

M&L walling of random rubble masonry, uncoursed, well bonded, bedded and solidly hearted, built in cement mortar 1:6, complete all as specified and directed.

All as per Sl.item No. 13 above but except stone Note:- Serviceable stone obtained from demolition shall be reused under this item. The rate quoted under this item is inclusive of cleaning of stone for reusing as required.

M&L flush pointing to random rubble masonary uncoursed or brought upto courses in CM 1:4 complete all as specified and directed.

M&L in repairs, flush pointing to random rubble masonary uncoursed or brought upto courses in CM 1:4 and including raking out joints complete all as specified and directed.

Extra over stone walling for hammer dressing with maximum depression on face from straight edge held against the dressed surface n.exc 40 mm granite stone stones and dressing of face beds and joints, as specified, of random rubble walling, uncoursed or brought upto courses complete all as specified and directed.

M&L brick work with fly ash old size bricks, straight or curved on plain exceeding 6 m mean radius built in CM 1:6 complete all as specified and directed.

M&L 15 mm thick rendering on stone masonary other than fair surfaces in CM 1:4 , surface finished even and smooth with out any extra cement and including taking down complete all as specified and directed.

M&L 15 mm thick rendering on brick work or stone masonary or concrete surfaces in CM 1:4, surface finished even and smooth with out any extra cement and including taking down complete all as specified and directed.

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of drain pipes, or for manhole etc., not exceeding 10 Sqm on plan and getting out in soft / loose soil complete all as specified and directed.

Returning, filling in soil, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick complete all as specified and directed.

Removing excavated material not exceeeding 50 m and depositing where directed at a level n exc 1.5 m above the starting point complete all as specified and directed.

M&L reinforced concrete pipes class NP-3, laid and jointed complete with collar of 300 mm dia and including demolition with bedding haunching complete all as specified and directed.

M&L cement concrete 1:3:6 type C-2 using 40 mm graded stone aggregate as in bed to 300 mm bore drain pipes and including packing under, and haunching against the sides of pipes after they are laid and tested complete all as specified and directed.

M&L cement concrete 1:2:4 type B-1 using 20mm graded stone aggregate in coping, cills etc including necessary use & waste of form work as required complete all as specified and directed

M&L cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate as in foundation filling mass concrete and including demolition complete all as specified and directed.

M&L cement concrete 1:2:4 type B-1 using 20mm graded aggregate in surface channels and drains and including demolition complete all as specified and directed.

M&L precast reinforced cement concrete 1:2:4 type B-1 using 20 mm graded stone aggregate as in cover slab and similar other articles, set in CM 1:4 and including necessary use and waste of form work and demolition complete all as specified and directed.

M&L mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required including cranking, bending spirally hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips complete all as specified and directed.

ABHIMANYU MAHARANA (BID ID -3278524)

BSA INFRA (BID ID -3282627)