GE (I) R AND D/CHD-100/2023-24 REPAIR TO ROAD PATH, CULVERTS AND ROAD FURNITURES AT TBRL

Amount

Scarifying or picking gravelled macadam or bituminious macadam surfaces in area n exc 400 sqm and exc 50mm and n exc 100mm deep complete all as specified and directed.

Material and labour for 7.5cm thick (compacted thickness) WBM in two layers, with coarse aggregates of grading 2 (63 to 40mm size) or of grading 3 (50 to 20mm size), spread, rolled and onsolidated to gradient and camber require complete all as specified and directed.

Preparing of unsurfaced water bound macadam s by brushing with wire brushes for removing caked mud etc. swe eping with brooms and finally fanning the cleaned surface with gunny bags to remove all loose dirt etc. complete all as specified and directed.

Material and labour for applying evenly a priming/tack coat with bituminous primer by using paving bitumen of VG-10 grade at 10 kg per 10 sq metre complete all as specified and directed

Material and labour for preparing existing black top or bituminous macadam surfaces by brushing with wire brushes for removing cacked mud etc, sweeping with brooms and finally fanning the cleared surfaced with gunny bag to remove all loose dirt etc complete all as specified and directed.

Material and labour for applying evenly a priming tack coat with bituminous primer by using paving bitumen of VG-10 grade @ 5 kg/10 sqm over existing black top surfaces complete all as specified and directed.

Material and labour for laying, spreading 30mm thick (consolidated thickness) bituminous premix semi dense asphaltic concrete with 5.5% binder content of bitumen of VG-30 grade by weight of total mix made with self propelling , rolled and consolidated to required camber and gradient with 8 to 12 tonne power roller to a uniform smooth surface complete all as specified and directed (Note :- (i)Work shall be executed as per design mix approved by the GE. (ii) Filler shall be cement (OPC-43 Grade) (iii) Any variation in binder content during design mix at site on plus side shall be borne by the contractor without any extra cost to the department. However if binder content worked out to be on minus side during design process (i.e less than 5.5%) same shall be adjusted considering the bitumen rate given in particular specification.

Repairs to potholes any depth not exc 1 sqm each including sweeping free from dust and mud or water scoring sunken surfaces in road, path etc cutting around adges making good by applying tack coat @ 5 kg/ 10 sqm, putting in premixed bituminous macadam, well rammed and sealed with binder 9.8 kg / 10 sqm blinded with 0.09 cum of stone chippings 6.3mm size and again well rammed (including supply of premixed macadam binder and chippings) depth of potholes exc 30mm rolled and compacted to required camber and gradient with 8 to 10 tonne power roller, complete all as specified and directed.

Material and labour for 150mm thick Soling (or sub base) with broken boulders or quarried stone, inter stices filled, surface formed and rolled and consolidated to required gradient and camber complete all as specified and directed.

Material and labour for Moorum/Red bajri 75 mm thick spread, rolled and consolidated to gradient and camber required complete all as specified and directed.

Removal of material obtained from item No 1 to a distance exc 250 mtr but n exc 500 mtr and depositing on a level 1.50 mtr above the starting point complete all as specified and directed.

Clearance of road side berm including removing bushes, vegitation groth including taking out road of bushes / vegitation groth up to 30cm depth and disposal of rubish to a distance not exc 100m complete all as specified and directed.

Demolition of cement concrete unreinforced in ground floor and paving n exc 15cm thickness (below or above ground level) complete all as specified and directed.

Demolition Cement Concrete of any description and in any position complete all as specified and directed

Material and labour for PCC (1:4:8) type D2 using 40mm graded in sub base/ mass concrete complete all as specified and directed.

Material and labour for factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified and directed.

Material and labour for hot applied thermoplastic road marking compound minimum 2.5mm thick using indegeneous modern propeller road marking machine including reflectorising glass beads @ 250 gms is exclusive of surface applied glass beads as per the code of practice for road marking paints white with hot thermoplastic road marking compound all as directed including applying one coat of ceiling primer including all materials and labour, brushes, tools, equipments fuel etc complete incl applying paint in lines, dashes, arrows etc complete all as specified and directed. Note :- Road marking paint shall be carried out in accordance with manufacture's instructions and as specified in particular specifications.

Dismantling floor hearth or wall tilling including cement mortar bedding removing serviceable tiles to store / rubbish off the premises complete all as specified and directed.

Material and labour for Machine pressed precast conctete interlocking colour paver block any shape and size confirming to IS 15658-2006 of 80 mm thickness, M-40 Grade laid over a layer of fine river sand, watering and consolidating complete all as specified and directed . (Note: Sand will be measured paid for seperately under respective item ).

Supply only river bed fine sand50mm thick for paving flooring complete all as specified and directed.

Material and labour for PCC (1:2:4) type B0 using 20 mm graded agg as in coping etc inclduing necessary form work complete all as specified and directed

Supply and fixing for 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 complete as per manufactures instructions etc. complete all as specified and directed.

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

Supply and fixing in repair solar metal tubular dealineator made out of ABS round body fitted made out of PMMA and mounted on 45/50mm dia steel pipe made out of 600mm height duly powder coated and thermo plastic ealstomer 3 bands of green, red and yellow reflector radium tape of 25 mm wide strips with antitheft steel net for reflector protection including embeding in PCC 1:2:4 (150x150x300mm) type B1 complete all as specified and directed

Excavation over area in soft/loose soil n exc 1.5 m deep and getting out complete all as specified and directed.

Removing excavated soil exc 500m but n exc 1.5 km and depositing where complete all as specified and directed.

Removing excavated soil exc 1.5Km but n exc 5.0 km and depositing where complete all as specified and directed.

Forming embackment including raising (or lowering) earth, spreading in layer n exc 30 cm thick, watering, ramming/ rolling and finishing to required size, shape, etc nexc 1.5m from base complete all as specified and directed.

All as per serial item no 28.00 above but for additional 1.5m or part of in height above the first 1.5m -ditto-

Material and labour for boulder pitching, laid dry, hand tightly packed grouted with cement and sand mortar 1:6 complete all as specified and directed.

Material and labour for cement concrete100 mm thick type B-2 1:2:4 (40mm garded aggregate) including necessary formwork complete all as specified and directed.

Demolition of brick work or stone /boulder masonary built in cement mortar including all quions , arches, pillar etc complete all as specified and directed.

Material and labour for brick work with subclass B bricks, straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as speecified and directed

All as per serial item no 32.00 above but except brick -ditto-

Material and labour for Rendering 15 mm thick external using cement plaster in CM 1:4 on fair faces of brick/concrete work surfaces complete all as specified and directed..

Material and labour for applying two coats of cement base paint on walls including preparation of new plastered surfaces ccomplete all as specified and directed.

Material and labour for forming 12mm thick expansion joint in 100mm thick slab filled with preformed bituminious filler and top 30mm primed sealed with sealing compound grade A complete all as specified and directed.

Material and labour for preparation of new concrete surfaces of any description, over 10cm width or girth and aplying two coats of synthetic enamel paint complete all as specified and directed

SONA BUILDERS