SPECIAL REPAIR TO ROAD AT JALAPAHAR UNDER AGE I DARJEELING

Amount

Scarifying or picking gravelled macadam or bituminous macadam surfaces in area not exceeding 400 sqm, depth exceeding 50mm and not exceeding 100mm and segregation materials stacking for reuse and remove from the site of work complete all as specified and as directed.

M&L for 7.5 cm thick (compacted thickness) water bound macadam(WBM), with coarse aggregates (Limestone, sand stone, Flint or Quartzite) of grading 2 (63 to 40mm size), spread, rolled and consolidated to gradient and camber required using 8 to12 tonne power road roller complete all as specified and directed.

All as per Item No. 2.00 above but using serviceable material (road metal) obtain from scarifying or picking of gravelled macadam or bituminous macadam(Item No. 1.00).

M&L for premix bituminous macadam using paving bitumen of grade 30 Pack (VG-30) @ 4% by weight of total mix laid / rolled and compacted to required gradient and camber with 8 to12 tonne power road roller and rolled to a uniform smooth surface (consolidated thickness 75 mm or less) complete all as specified and directed.

M&L for preparing unsurfaced / new water bound macadam(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 dirts, etc. and applying evenly a priming/tack coat with bituminous primer of grade 10 Pack (VG-10) @ 10kg per 10 sqm over WBM surfaces complete all as specified and directed.

M&L for preparing existing black top road surface by brushing with wire brushes for removing caked mud etc sweepijng 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 bitumen primer using paving bitumen grade 10 Pack (VG-10) @ 5kg per 10 sqm complete all as specified and directed.

M&L for 40 mm thick consolidated thickness bituminous premixed carpet with 0.54 Cu.m per 10 sqm of stone chipping and mixed with 29.20 kg per 10 sqm of binder using paving bitumen grade 30 Pack (VG-30) laid and rolled with 8 to 12 tonne power road roller and compacted to required camber and gradient complete all as specified and directed.

M&L for premixed sand seal coat by applying paving bitumen grade 30 Pack (VG-30) @ 6.8 kg per 10 Sqm blinded with sand @ 0.06 cum per 10 Sqm applied and rolled to a uniformed smooth surface with 8 to 10 tonne power road roller complete all as specified and directed.

Demolition of concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L for 75mm thick PCC 1;3;6 type C-2 (40mm graded stone aggregate) as in plinth protection/ road side paving and finishing cement concrete suraface even and smooth without using extea cement, complete all as specified and directed.

S&F of road solar road stud aluminium alloy body with stem size 125mm X 125mm X 25 mm thick with two side retro reflected type fixed with self adhesive as per manufacturer instruction complete all as specified and directed.

M&L for applying thermoplastic road marking paint of approved colour upto 10cm width in edges of road with 2.0 mm or more thickness including reflectorized glass @ 250 gm/sqm area, applied using mechanically propelled vehicle consisting heated hopper mounted on a pram, which feeds hot molten thermoplastic under gravity to a rectangular screed with a gate at the base whose opening is set to produce the thickness complete all as specified and directed.

Note 1:- (Applicable for all parts/items) : The biidders/contractors are advised to read tender document, all drawings & all corrigendum/amendments and general condition of contracts before entry/quoting the rates. Note 2:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.

RAI CONSTRUCTION

Darjeeling Enterprises

M/S TSHERING BHUTIA

KWOK YING CHIU