PROVN OF ROAD AND INTERLOCKING FOOTHPATH AND RCC PROTECTION AT ILP-II AT PMS UNDER GE PANAGARH

Excavating over areas in soft/loose soil, not exceeding 1.50 m deep and getting out for road work to required slope, gradient, camber & super elevation, complete all as specified and directed.

M&L mix of fly ash, clinker & stone dust in proportion of 1:3:6 (i.e. 10% fly ash, 30% clinker and 60% stone dust) laid in layers n.exc 100mm thick in each layer incl watering, ramming and compacted with vibratory / power roller of 8 to 12 tonne capacity at required camber and gradient to get min 95% proctor density, complete all as specified and directed. [Note: (i) Rate shall be quoted by the bidders for full 600mm thick and measured as one composite layer after rolling (ii) Test report of Proctor Density of compacted soil shall be submitted for claiming of payment. (iii) Road Roller Register shall be prepared to keep record of rolling hours and shall be submitted before claiming payment. (iv) Stack measurement shall be entered in MB of fly ash, klinker and stone dust separately (v) All test report charges included in quoted rate. No extra claim shall be entertained later on. Bidder shall note these aspect while quoting the bid.]

M&L SOLING (or Sub base) of 200mm thick spread thickness with broken boulders or quarried stone (size not exceeeding 150mm in any direction in length, width or height) interstices filled surface formed and rolled and consolidated with 8 to 12 tonne power roller to required gradient and camber complete all as specified and directed.

M&L, laying and compacting total 250mm compacted thickness (laid in two layers with 1st layer of 100mm thick and 2nd and 3rd layer of 75mm thick) Wet Mix Macadam (WMM) grading as per table 400-12 & 400-13 of MoRTH specifications for Road and Bridge Works 2013 manufactured in WMM plant, material comprising of clean, crushed, graded aggregate and granular material premixed with water to a dense mass, spreading with sensor paver and rolling with vibratory roller of capacity 8 to 12 tonne static weight till the density acheived at least 98% of the maximum dry density for the materials as determined by the method outlined in IS: 2720 (Part-8) and consolidating to required gradient and camber & applying evenly a Prime coat of rapid setting cationic bitumen emulsion SS-1 conforming to IS 8887 at a rate of application of 0.7-1.0 Kg/Sqm on bituminous surface ensuring the surface is clear & free from loose materials as specified in Table 500-3 of MoRTH specification for road and bridge works 2013, using mechanical sprayer, complete with mechanial paver, complete all as specified and directed. [Note: (i) The finished surface tolerances to be as per Table 900-1 of MoRTH specifications for Road and Bridge Works 2013. (ii) Raw materials for work shall exclusively prepared for laying by latest calibrated WMM Plant. Valid Calibration Certificate of WMM Plant to be submitted to Engr-in-Charge before execution of work. No manual mixing of coarse aggregate are allowed. (iii) Lorry no & qty brought at site of WMM materials shall be entered in MB as "Not to be abstracted" before execution of work.

ITEM Ser No. 4.00 Contd.... (iv) Approved certificate of mixing properties & proportion of qty of WMM materials, Calibration Certificate of WMM Plant shall be obtained from GE before execution of work. (v) Unit rate quoted by bidder shall inclusive testing charges as above & as per MoRTH & no extra claim against testing charges shall be entertained later on.]

M&L premixed bituminous macadam over primed surface of road using paving bitumen VG-30 & temperature as per table 500-1 & 500-2 of MoRTH & as per IS: 73, laid/rolled by 8 to 10 tonne capacity roller and compacted to required gradient and camber (consolidated thickness 75 mm or less) including preparation of area before laying of Macadam with mechanical paver, binder contents of premixed macadam shall be 4% by weight of total mix (Design Mix), complete all as specified and directed. [Note: (i) Work shall be executed after approval of design mix of bituminous macadam by GE. (ii) Calibration of Hot Mix Plant shall be submitted to Engr-in-Charge for approval. (iii) Payment shall be made to Contractor after submission of approved design mix, bitumen extraction report, Road Roller register & calibration report. (iv) Exact qty of binder to be used shall be ascertained by Design Mix. (v) Minimum 4% binder shall be used. However, in case more than 4% of binder content is required as per design mix, the same shall be provided by the contractor at no extra cost to dept (vi) Course aggregate's physical property as per MoRTH table 500-6 & mixing of all aggregates as per table 500-7 of MoRTH. (vii) Unit rate quoted by bidder shall inclusive testing charges as above & as per MoRTH & no extra claim against testing charges shall be entertained later on.]

M&L, applying 25mm thick mastic asphalt consisting of an intermate homogeneous mixture of mineral filler, well graded fine and coarse aggregate, industrial grade bitumen meeting the requirement given in table 500-39 of MoRTH, coarse, fine, filler aggregates shall be as per MoRTH table 500-06, 500-40, 500-41 & prepared by using Mastic cooker, as mentioned in SSR Part-I/ MoRTH specification, quantity of bitumen in the range of 14% to 17% of total mix (without coarse aggregate) as indicated in Table: 500-42 of MoRTH cooked at 170 degree to 210 degree centigrade laid hot in temperature 175 degree to 210 degree centigrade trowelled and floated by means of wooden float laid, bitumen mastic after spreading and while still hot in plastic condition shall spread over with bituminous precoated hard fine aggregate of size 9.5mm or 13.5mm @ 0.005 Cum per 10 Sqm and at an approximate spacing of 10cm centre to centre in both direction, poured into surface when the temperature of surface is not less than 100° C, protruding 3mm to 4mm over mastic surfaces as per clause 515 of MoRTH, mixed with 0.17 Kg per 10 Sqm of bitumen of VG-30 or industrial grade bitumen meeting the requirement of IS for anti skidding including all material, labour, tools and plants and over & including a tack coat bitumen VG-10 conforming to IS 73 at a rate of application of 0.3 to 0.4 Kg/ Sqm on bituminous surface ensuring the surface is clear & free from loose materials as specified in Table 500-5 of MoRTH specification for road and bridge works 2013, using mechanical sprayer over prepared base as per Design Mix of IRC-107-2013 after cleaning of existing surface complete all as specified and directed.

M&L preparing bituminous surfaces of road by cleaning and preparing the road surface and making good the road marking location and marking / applying 2.5 mm thick white or golden yellow reflective hot thermoplastic road marking paint (Hot application) for centre lines, stop lines, dashes, arrows etc. and the like n. exc 10cm wide on roads pavements confirming to BS 3262-1989 laid down through modern propelled road marking machine with special applicator machine through modern propelled road marking machine in a layer all as per manufacturers instruction and use of all ingredients such as binder, glass beads, titanium dioxide, calcium carbonate, interfiller thermoplastic required for glass beads per sqm by incorporating the white/ yellow beads for reflectivity in 100 mm width, complete all as specified and directed.

S&F in repairs metal retro-reflective Tubular Delineator 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/ post of 1010 mm height duly powder coated (minimum 40 micron) 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 supply and providing of embedding in PCC 1:2:4 (150 x 150 x 300mm) type B1, complete all as specified and directed. [Note : Delineators shall be made from Class-C full cube corner, micro-prismetic, non metallic, retro-reflective sheets, should meet the reflective value requirement of type XI sheeting specifications as per IRC-67 & meeting the co-efficient of retro-reflection values as per ASTMD 4956 table specification.]

S&F in repairs Cat Eyes pavement marker two way reflective of minimum size (100 to 110)mm x (100 to 110)mm x (24 to 30) mm with aluminium alloy body with micro prismatic lens type technology with reflective lens to be fixed epoxy resin adhesive after cleaning the surface and reflective panels Amber/Red/White the help adhesive and screws, complete all as specified and directed.