CERTAIN REPAIR/ MAINT TO ROADS IN CENTRAL, SOUTH COMPLEX AND MD ACCN UNDER AGE B/R- I AT IMA DEHRADUN

Amount

Surface dressing not exc15 cm deep in any type of soil including levelling and well ramming in road side berms, including cleaning of road edges etc all complete as directed.

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

Material and labour for scarifying or picking graveled macadam or bituminous macadam surfaces area not exceeding 400 sqm & depth exceeding 50 mm but not exceeding 100 mm complete all as specified and directed.

Material and labour for 7.5 cm thick (compacted thickness) WBM, with lime stone/sand stone Flint or Quartzite coarse aggregate of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient complete all as specified and directed.

Preparing surfaces of Unsurfaced water bound macadam, new or previously worn out macadam or surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally fanning the cleaned surfaces with gunny bags to remove all loose dirt etc. and applying evenly a priming/tack coat with bituminous primer at 10 kg per Ten Sqm (Viscosity grade bitumen VG-10) complete all as specified and directed

Material and labour for preparation of black top surfaces by using 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 at @ 05 Kg per 10 Sqm (Viscosity grade bitumen VG-10) complete all as specified and directed.

Material and labour for laying premixed bituminous macadam laid/rolled with power roller 8 to 12 Ton roller complete to required gradient & camber (consolidated thickness 75 mm or less) and binder content 4% (Viscosity grade Bitumen VG-30) by weight of total mix complete all as specified and directed.

M&L for bituminous premixed semi dense asphaltic concrete consolidated 30mm thick with 5.50% binder content (Viscosity grade Bitumen VG-30) by weight of total mix rolled with 8 to 12 tone capacity power roller with required camber and gradient mixed in hot mix plant and using mechanical paver complete all as specified and directed.

M&L for speed breakers hump of 3.70m width and 0.10m height at centre, surface cleaning for removal of all dust and loose dirt particles, applying tack coat with bituinous primer @ 5.00kg per 10 Sqm (VG-10). Placing forms of requisite heights, shape & width and laying hot bituminous macadam & binder content 4% (VG-30 grade bitomen) by total weight of total mix all as per IRC & as directed, finally compacting with a power roller 8-12 ton to obtain required compaction and uniform shape in gradual slope/ gradient, including removal of existing damaged speed braker of any description, all as directed.

Supply & fixing, in repair, for IP 67 grading 4 LED customizable flashing/ blinking solar delinators poly earbonate ( clear & UV resistart) body mounted on 1m long MS pole 65 mm dia powder coated alongwith coated mesh having red, yellow & white coloured (total 3 Nos) reflactive tapes of high intensity. Solar panel should be mono crystalline/ polycrystalline 4 volts/ 300 MA or above with minimum 48 hrs backup on flash mode after fully charged including fixing in ground with PCC 1:3:6 type C2 Size of PCC shall be 20x20x30 CM, all as specified and directed.

Preparation of road surfaces and applying thermoplastic reflective paint in marking of minimum 2 to 2.5 mm thick single coat as in center line and edge line road marking of 150/100 mm width using 'HOT MARK' thermoplastic paint (Hot application) white/yellow by indigenous modern propelled road marking machine as directed including all ingredients such as blinder, glass beads, titanium dioxide, calcium carbonate inter fillers, thermoplasstic requirement for glass beads shall be as per the table NO.800.4 of MORTH specification including spraying of glass beads etc. complete all as per manufacture instructions and all as specified and directed.

S&F, in repair, road safety convex mirror of size 100 CM made upto polycarbonate reflective mirror and body is made of Abs/fiber/plastic complete with one pole mounting bracket including excacavation for pole hole embaded in PCC 1:3:6 type C2 Size of PCC shall be 45x45x45 CM, height of pole shall be 2.10 m including embaded portion complete all as specified and directed.

S&F , in repair, cat eyes size 110x128x30mm dual directional reflective of tough body poly carbonate of of retroreflective glass beads of colour white/red/yellow side provided with including removal of unserviceable cat eyes .

S&F, in repair, Aluminium body solar road studs red/Amber colour with shank size 100x100x25mm with solar panel mono- Crystalline 2.4V/ 0.3W with 4 Nos super bright LED (2 Nos each side) and Ni- Mh battery power storage 1.2V/ 1600 MA life cycle 72-96 hours after fully charged.The stud shall able to with stand the load of 10 ton approx and upto 1000 meters visibility.

Alankar Traders

PAWAN KUMAR

doon infrastructure

Shree Durgai Construction Co.

sath sahib associates

PRATAP BUILDTECH PRIVATE LIMITED