REPAIR TO CERTAIN ROAD AND ROAD FURNITURE IN THE STATION OF AGE B/R-II UNDER GE (N) BIKANER AT BIKANER MIL STN

M&L for Moorum / red bajri in road side berms or paving, laid in layers not exc 150mm spread thickness, rolled and consolidated to required gradient and camber using with 8 to 10 tonne mechanical power road roller including watering as in granular sub base and light wearing surfaces complete all as specified and as directed.

M&L for applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 2.50 Kg per 10 Sqm, over bituminous surface complete all as specified and as directed.

M&L for preparing old black top surfaces by brushing with wire brushes for removing caked mud etc including sweeping with brooms and finally fanning the cleaning surface free from dust and mud, sunken surfaces with gunny bags to remove all loose dirt existing road surfaces and making good complete all as specified and as directed.

M&L for applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 5 Kg per 10 Sqm, over bituminous surface complete all as specified and as directed.

M&L for providing, laying, spreading premix bituminous macadam with crushed and graded stone aggregate mixed together with 4% of paving bitumen of grade VG-30 by weight of total mix including heating bitumen to the required temperature, mixing bituminous macadam in automatic and temperature controlled hot mixing with electronic operated 60-90 TPH batch type hot mix plant, transporting the hot mix from HMP to work at site by tippers and laying, spreading uniformly by means of hydrostatic paver finisher and rolling and consolidating to the required gradient and camber (consolidated thickness 75 mm or less) with 8 to 12 tonne smooth wheeled, vibratory and tandem roller, complete all as per Clause 507 MORTH (5th Rev) specification and as specified and directed. Note : (i) The contractor shall quote the rate against item considering 4% VG-30 bitumen content. Job Mix Formula as per CIause No. 505.3.3 of MORTH (5th Rev) for BM shall be worked out from MNIT Jaipur/MBM Jodhpur/ Govt Engineering Collage/Lab/ CTL for obtaining Optimum Binder Content (OBC) by the Contractor without any financial effect to the Department and same be submitted to the Accepting Officer for approval. Any variation in binder content on Minus side shall be adjusted @ 50/Kg of binder and no adjustment shall be made on Plus side. (ii) The bituminous macadam (BM) shall be covered with top layer/wearing course within in a maximum of 48 hours. If there is to be any delay by the contractor the course shall be covered by seal coat to the requirement of Clause 512 of MORTH (5th Rev) before opening to the traffic. The seal coat in such cases shall be considered incidental to the work and shall not be paid for separately. (iii) Job mix formula shall be approved by CWE

M&L for Providing and laying spreading 30mm thick (consolidated thickness) of Premix Bituminous Concrete with crushed aggregates of grading 2 as per design based on Job mix formula with 5.5% bitumen binder content (bitumen of Grade VG-30) by weight of total mix including heating bitumen to the required temperature, mixing bituminous concrete in automatic and temperature controlled hot mixing with electronic operated 60-90 TPH batch type hot mix plant, transporting the hot mix from HMP to work at site by tippers and laying, spreading uniformly by means of hydrostatic paver finisher and rolling and consolidating to the required gradient and camber with 8 to 12 tonne smooth wheeled, vibratory and tandem roller, complete all as per Clause 507 MORTH (5th Rev) specification and as specified and directed. Notes : (i) Paving bitumen of Grade VG-10 for premix/tack coat and bitumen of Grade VG-30 for Bituminous Concrete shall be used and procured by the contractor under his own arrangement and at his own cost. (ii) Cost of all the materials, T&P, labour etc. required for preparation of surfaces, applying tack coat, providing and laying bituminous concrete including procurement of bitumen as specified here-in-before, stone aggregates & sand, cement etc., rolling and all other elements required for entire completion of the job shall be deemed to be included in the unit rate quoted for this item. (iii) Computerised print out of data of bituminous concrete in automatic and temperature controlled hot mixing plant shall be provided to the GE by contractor.

Description of serial item No. 6.00 contd…) (iv) The contractor shall quotes the rate against item considering 5.5% VG-30 bitumen content. Job Mix Formula as per CIause No. 505.3.3 of MORTH (5th Rev) for BC shall be worked out from MNIT Jaipur/ MBM Jodhpur/ Govt Engineering College/ CTL for obtaining Optimum Binder Content (OBC) by the Contractor without any financial effect to the Department and the same be submitted to the Accepting Officer for approval. Any variation in binder content on Minus side shall be adjusted @ Rs 50/Kg of binder and no adjustment shall be made on Plus side. (v) After spreading of mix as per clause 507.4.7 entire surface during the operation shall be rolled with road roller 8-10 tonne (smooth wheeled) followed with vibratory road roller of 8-10 tonne static weight, followed by finished rolling with 6 to 8 tonne smooth wheel tendom roller as per Clause Nos. 507.4.8 and cost of the same is deemed to be included in quoted unit rate. (vi) Cost of filler i.e cement, lime etc is deemed to be included in quoted rates. (vii) Job mix formula shall be approved by CWE

M&L for preparing bituminous surfaces of road and marking 2.5mm thick centre lines, stop lines, dashes, arrows, letters etc. and the like not exceeding 10cm wide on roads pavements with hot applied thermo plastic road marking paint of approved colour confirming to BS 3262-1989 with special applicator machine all as per manufacturers instruction complete all as specified and directed.

M&L for repairs to pot holes, not exc 1 square metre each, including sweeping free from dust and mud, or water, scoring sunken surfaces in roads, cutting around edges to at least 25 mm in depth, on existing road surfaces, and making good applying evenly a tack coat of paving bitumen primer of grade VG-10 at the rate of 05 Kg per 10 Sqm, putting in premixed bituminous macadam with crushed and graded stone aggregate mixed together with 5.5% of paving bitumen of grade VG-30 by weight of total mix, well rammed and sealed with binder 9.8 Kg per 10 sqm, blinded with 0.09 Cum of stone chippings, 6.3 mm size and again well rammed including supply of premixed macadam, binder and chipping, depth of pot holes not exc 30mm, complete all as specified and as directed. Note : Job mix formula of premix bituminous macadam shall be approved by CWE.

S&F road safety Convex Mirror of size 800mm dia made of one piece polycarbonate lens with hood for road turning, intersection, curves, ‘T’ junction, etc, unbreakable & strong, mounted on & including 2.50 metre long vertical pole made out of 50mm bore mild steel medium grade pipe duly powder coated, fixed with adjustable clamp, pole fixed in plain cement concrete 1:2:4 Type B1 (using 20mm graded crushed stone aggregate) block of size 450mmx450mmx450mm deep including necessary excavation & earthwork, complete all as specified and as directed including dismantling of old unserviceable / broken mirror with pole of any type & size. Make – 3M / Dark Eye / Greenlite / TATA / Avery Dennison / Alexis / Oscar / DEV / Surya / Sharp Eyez. Notes : (i) A mild steel base plate of size 250mm x 250mm x 3mm shall be welded at bottom of pole. (ii) All steel & iron surfaces other than powder coated shall be painted with two coats of synthetic enamel paint of approved tint over a coat of red oxide zinc chrome primer.