REPAIR / RE-SURFACING OF HELIPAD AND OTHER CONNECTED WORK AT NEW CANTT UNDER GE GANGTOK

Amount

Scarifying or picking gravelled macadam or bituminous macadam surfaces in area 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 directed.

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

M&L 7.5 cm thick (Compacted thickness) WBM with Granite, Trap or Basalt, coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and consolidated to gradient and camber required using 8-12 tonne power road roller, complete all as specified and directed.

All as per Item No. 3.00 above but using serviceable material (road metal) obtain from scarifying or picking of gravelled macadam or bituminous macadam(Item No. 1.00 & 2.00).

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 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 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 / by mechanical means to remove all loose dirt etc., complete all as specified and as directed.

M&L for applying evenly a priming / tack coat with bitumen primer using paving bitumen of grade 10 Pack (VG-10) @ 5 Kg per 10 sqm, complete all as specified and as directed.

M&L for bituminous premix semi-dense asphaltic concrete 40mm consolidated thickness with 5.5% binder content of paving bitumen grade 30 pack (VG-30) by weight of total mix, rolled and compacted mixed in mechanical hot mix plant and remixed material laid with mechanical paver, finished, rolled and compacted to required camber and gradient with 8 to 12 tonne power roller, complete all as specified and as directed. Notes: (a) Rate deemed to be included for making goods of any undulation / damages in wearing surfaces, where semi-dense asphaltic concrete to be laid. (b) Semi-dense asphaltic bituminous concrete shall be designed as specified and binder content shall be provided as per design mix.

M&L for painting lines, dashes, arrows, letters, etc. on roads pavements and the like n exc 10cm wide confirming to MORTH specification with thermoplastic compound paint compound thickness of 2.0mm to 2.5mm thick flim on road with mechanical equipment including cleaning and drying the existing road surface to ensure dust oil grease and moisture free before applying the paint etc., white or golden yellow, complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floor and pavings not exc 15 cm thickness (below or above ground level), complete all as specified and directed.

M&L for 100 mm thick plain cement concrete(1:2:4), type B-2 (40 mm graded stone aggregate) as in floor, hard standing, path etc including finish the surface even and fair without using extra cement, complete all as specified and directed.

Supply and fixing in repairs of solar cat eye aluminum alloy shall (100% water proofing design according to 65) of size 125mm x 125mm x 25mm (shank 65mm) of high efficiency Mono rystafie solar panel 2.4V/ 0.3 watt one NI-ed rechargeable battery (1.2V/ 1600MA) consisting of super bright LED with 10,000 to 18,000 mcd completed as per manufactures instructions etc. all as specified and directed

Supply and fixing in repairs of metal tubular dealineator made out of ABS round body fitted with 2 Nos 65 mm dia highly reflective reflectors made out of PMMA and mounted on 45/50 mm dia mild steel pipe of 600 mm height duly powder coated and thermo plastic elastomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with anti theft steel net for reflector protection including embedding in plain cement concrete (1:2:4) (size 200x200x450mm) type B1, complete all as specified and directed.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for all as specified and directed.

M&L for plain cement concrete(1:3:6), type C-2 (40 mm graded stone aggregate) in surface channels and drains including necessary formwork, complete all as specified and directed.

Note 1:- (Applicable for all parts/items) : The bidders/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.

MS CHOWDHURY ENTERPRISE (BID ID -3142248)

Darjeeling Enterprises (BID ID -3144033)

M/S S. S CHETTRI AND SONS (BID ID -3142937)

SANJAY KAUSHIK (BID ID -3145390)

NISHA CONSTRUCTIONS (BID ID -3144928)

Damdoo Bhutia (BID ID -3145651)

KARMA TSETEN BHUTIA (BID ID -3144966)