SPECIAL REPAIRS TO ROAD NEAR TECH GATE OF 257SU AF AT 17FBSU INCLUDING REPAIRS TO POT HOLES AT POCKET A B D E AT HQSAC AND AT TARMAC SIGNAL COY 257 SU MUKKUNNIMALA AF TRIVANDRUM

Amount

SCHEDULE 'A'

Surface excavation n. exc. 30 cm deep and averaging 29 cm deep and getting out in hard/dense soil including macadam surfaces complete all as specified and as directed by Engineer-in-Charge.

Excavating in trenches in hard/dense soil, n.exc. 1.5m wide and n.exc. 1.5 m in depth, and getting out. complete all as specified and directed by Engineer-in-Charge.

Removing excavated material (soil) n.exc. 50 m and depositing where directed at a level n.exc. 1.5 m above the starting point complete all as specified and directed by Engineer-in-Charge.

M& L for rolling and consolidating formation surfaces in cutting with 8 to 12 tonne power roller complete all as specified and as directed by Engineer-in-Charge.

M&L for soling (or sub base) 200mm thick (spread thickness) with broken boulders or quarried stone (lime stone, sand stone, flint or quartzite) interstices filled, surfaces formed and rolled and consolidated to required gradient and camber complete all as specified and as directed

M&L for 150 mm thick(compacted thickness) WBM in two consolidated layer of 75 mm thick each (each layer to be compacted separately) with coarse aggregates of grading 2 (63 to 40mm size) spread rolled and consolidated with 8 to 12 Tonne power roller to required gradient and camber all as specified and directed by Engr-in-Charge

M&L for preparing unsurfaced WBM 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 dust and dirt etc complete all as specified and as directed by Engineer-in-Charge.

M&L for applying evenly a priming/tack coat with paving bituminous primer at 10 kg /10 sqm complete all as specified and directed by Engineer-in-Charge.

M&L for Bituminous premix semi dense asphaltic concrete 40 mm consolidated thickness, with 5.5% binder content by weight of total mix, rolled and compacted to required camber and gradient with paving bitumen any penetration using mechanical paver complete all as specified and directed by Engineer-in-Charge.

M&L for cement concrete 1:4:8 type D2 using 40 mm graded stone aggregates as in foundation, filling and mass concrete all as specified and directed.

M&L for precast cement concrete with PCC 1:24 type B1 using 20 mm graded stone aggregate, as in kerb stones, quion blocks, kneelers, apex stones, pier caps, boundary pillars, anchorage blocks, corbels etc and including fixing and setting in cement mortar 1:4 complete with joints to match all as per manufacturers instruction etc of any section indicated size and shape complete all as specified and as directed by Engineer-in-Charge.

M&L for moorum/red bajri filling in floors or pavements, laid in layers n. exc. 15 cm thick, spread, leveled and rammed including watering complete all as specified and as directed by Engineer-in-Charge..

M&L Painting lines, dashes, arrows, lelters etc on roads pavements and the like minimum 2mm thick with Thermoplastic road marking paint white and including preparation of surfaces to receive the painting complete all as specified and and directed by Engineer-in-Charge. Note :- The line painting shall stand out boldly and solidly without showing signs of brush marks or surface underneath. If necessary, the surface shall be repainted untill the desired result is obtained..

S&F in repair outdoor convex mirror of 100 cm (min) dia ,polycarbonate lens,Brim and back holding plates of fibre reinforced plastic including fixing at suitable height complete all as specified and directed by Engineer-in-Charge.

M& L for repair to pot holes any depth, not exceeding 1 square metre each including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, paths, etc. cutting around edges to at least 25 mm in depth, making good by applying tack coat with using cold bitumen emulsion at 5 kg per 10 sq m, putting in premix bituminous macadam well rammed and sealed with premixed sand seal coat 9.8 kg of binder with 0.09 cum of stone chipping, 6.3 mm size and again well rammed (including supply of premix macadam, binder and chippings) depth of potholes exceeding 30 mm all as specified and as directed.

M&L for preparing existing black top 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 applying evenly a priming/tack coat with bituminous primer using viscocity grade paving bitumen (VG-10) at 5 kg /10 sqm complete all as specified and directed by Engineer-in-Charge.

M& L for preparing unsurfaced pot hole surface by brushing with wire brushes for removing cake mud etc, sweeping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc and applying evenly a priming/tack coat with bituminous primer using viscocity grade paving bitumen (VG-10) @ 10kg/Xsqm complete all as specified and as directed by Engineer-in-Charge.

S&F in repair Direction CAT's eyes of size 100 x 90 x 19.80 mm, two side acryiic plastic reflector of make conforming to ASTM standards and fixed with epoxy /nail, complete all as specified and as directed by Engineer-in-Charge.

Supply and installation in repairs of TRAFFIC Signs 500 MM dia Circle made with high intensity Grade tape (Avery or 3M or equivalent brand) pasted on 2 mm thick aluminium sheet Back frame Angle of size 25x25x5 mm, fixing angle of size 65x65x5mm, (2 nos) complete including excavation for post holes refilling with PCC 1:4:8 after fixing angles all as specified and directed by Engr in charge

Supply and installation in repairs of TRAFFIC Signs made with high intensity Grade tape (Avery or 3M or equivalent brand) pasted on 2 mm thick aluminium sheet Back frame Angle of size 25x25x5 mm, fixing 50mm nominal bore medium grade steel tube of 3mtr height and top surface of tube shall be covered with 3mm thick MS plate complete including excavation for post holes refilling with PCC 1:4:8 after fixing tube all as specified and directed by Engr in charge (a) OVERTAKING PROHIBITED(500 MM dia Circle)

(b) All as per Item No. 8.1 above but for HORN PROHIBITED (600 mm dia circle)

(c) All as per Item No. 8.1 above but for SPEED LIMIT (600 MM DIA CIRCLE)

(d) All as per Item No. 8.1 above but for HUMP AHEAD (900 MM DIA TRIANGLE)

Supply and installation in repairs of solar road stud made of poly carbonate ABS moulded body and shanks and PC top 3 Nos super bright LEDs on each side,, also has Diamond grade reflectors on each side for improved visibility, size of the stud is 113 x 70 mm with 15 mm above the ground when installed. Weight = 780 +/-, 20 gms, 1 No 1.2V rechargeable battery, 2.5V, 0.25-0.30W solar panel, visibility upto 600 metres, complete all as specified and directed by Engineer-in-Charge.

Renewing cement concrete tiles in patchesarea n.exc 5 Sqm including removing and cleaning old tiles, preparing beds and laying or setting, jointing and pointing new or old tiles complete all as specified and as directed by Engineer-in-Charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles from site and rubbish off the premises complete all as specified and as directed by Engineer-in-Charge..

M&L for chequered cement concrete tiles 20cmx20cmx25 mm thick, with grey cement and pigment, set, jointed and pointed in neat cement slurry in floors over and including 15 mm thick screed bed in CM 1:6. complete all as specified and and directed by Engineer-in-Charge.

Total of Schedule 'A'

Powertech Engineers