|
tender for 14. at malshiras (prajima 134 to indalkarvasti kumjai mandir road improvement, village 37, tal purandar - clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness. 2 excavation for roadway in earth, soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50m. and spreading for embankment or stacking as directed. 3 construction of granular sub-base by providing close graded material, mixing in a mechanical mix plant at omc, carriage of mixed material to work site, spreading in uniform layers with motor grader / paver on prepared surface and compacting with vibratory roller to achieve the desired density, complete as per clause 401 -- plant mix method and grading - ii material 4 construction of dry lean cement concrete sub- base over a prepared sub-grade with coarse and fine aggregate ( natural sand/ vsi grade finely washed crushed sand) conforming to is: 383, the size of coarse aggregate not exceeding 25 mm, , cement content not to be less than 150 kg/ cum, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 mpa at 7 days, mixed in a batching plant/ weigh batch mixer, transported to site with all leads and lifts, laid with a paver with electronic sensor /by suitable means as approved by engineer-incharge , compacting with vibratory roller, finishing, curing and including preparation of sub-grade surface if required etc. complete. with fully automatic micro processor based plc with scada enabled reversible drum type mixer/ concrete batch mix plant (pan mixer) etc. complete(non scada item) 5 providing and laying in situ cement concrete m -30 with tremix treatment for 200 mm thickness for concrete road is including laying plastic sheet for 125 micron thickness with groove cutting of 4 mm wide and 20 mm deep with necessary refilling with polysuphide sealent (pouring grade) confirming to bs : 5212 - 1989 into sawed groove widened at top for sealent reservoir of specified size and shape as per detailed drawing including fixing polyethylene foam backer rod of required diametre ( excluding reinforcement) with coarsen and fine aggregate using v.s.i.quality artifitial sand etc. complete with fully automatic micro processor based plc with scada enabled reversible drum type mixer/ concrete batch mix plant (pan mixer) etc. complete.(non scada item) 6 supplying hard murum/ kankar at the road site, including conveying and stacking complete 7 spreading hard murum/ soft murrum/ gravel or kankar for side width complet 8 providing and laying cement concrete pipe of is 458:2003 np-2 class of 450mm diametre in proper line, level and slope including providing and fixing collars in cement mortar 1:2and curing etc. complete. 9 providing and fixing board displaying information, such as name of work, tender cost,name of contractor, work completion and liability period etc, having rectangular shapeof 1.20m x 0.90m size made out 18 gauge (1.25mm) thick mild steel sheet painted withone coat of zinc chromate stoving primer and two coats of enamel paint on front side andgrey stove enamel on back side and border / messages / symbols etc. with approved colourshade paint complete, on m.s.angle of size 35 x 35 x 3 mm frame with properly crossbraced m.s. angles of size 35mmx35mmx3mm duly painted including two m.s. angleiron posts of size 65 mm x 65 mm x 6 mm, 3.65 m long painted with alternate black andwhite bands of 25 cm width including all fixtures etc.and fixing the boards in 1:4:8concrete block of size 60 cm x 60 cm x 75 cm including, excavation, refilling,transportation, and labour etc complete. spec. no. as directed by engineer in charge 10 providing and fixing _______ metre stones as per i.r.c. standard including fixing in standard size ______ block including curing, painting lettering etc. complete. rcc 200 metre stone in cc 1:4:8 11 supplying and fixing of molded shank raised pavement markers / cats eye made of polycarbonate and abs moulded body and reflective panels with micro prismatic lens capable of providing total internal reflection of the light entering the lens face and shall support a load of 16000 kg tested in accordance to astm d 4280 type h and complying to specifications of category a of morth circular no rw/nh/33023/10-97 do iii dt 11.06. 1997. the height, width and length shall not exceed 50 mm, 100 mm and 102 +/- 2 mm and with minimum reflective area of 13 sqcm on each side and the slope to the base shall be 35 +/- 5 degree. the strength of detachment of the integrated cylindrical shanks, (of diametre not less than 19 +/- 2 mm and height not less than 30+/- 2 mm) from the body is to be a minimum value of 500 kg. fixing will be by drilling holes on the road for the shanks to go inside, without nails and using epoxy resin based adhesive as per manufacturers recommendation and complete as directed by the engineer.the contractor shall submit a two year warranty for satisfactory field performance including stipulated retro-reflectance of the reflecting panel, to the engineer 12 fixing in position cautionary/ mandatory sign boards in ground with c c 1:4:8 block of 60cm x 60cm x 75cm size etc. complete as directed including all leads. 13 fixing in position road junction/ informatory sign board in ground with c.c.1:4:8 block of 60cm x 60cm x 75cm size including all leads complete
|