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| 1 | SURFACING WORKS BETWEEN KM 0.00 TO 6.884 FOR SURFACING WORKS ON ROAD KIBITHU-THOCHU-WACHA |
| 2 | Preparation of sub-grade in SMB by excavating upto 20 cm avg depth, dressing excavated earth to required camber or super elevation and consolidating with power roller incl watering & disposal of surplus earth within a lead of 30 mtr. |
| 3 | Preparation of sub-grade in SRby excavating upto 20 cm avg depth, filling with small stone metal out of excavated material, dressing to required camber or super elevation and consolidating with power roller incl disposal of surplus material within a lead of 30 mtr. |
| 4 | Preparation of sub-grade in HR by excavating upto 20 cm avg depth, filling with small stone metal out of excavated material, dressing to required camber or super elevation and consolidating with power roller incl disposal of surplus material within a lead of 30 mtr. |
| 5 | GSB 15 cm thick (compacted) with stone aggregate conforming to grading No 1 as per Tables : 400-1 of MORT&H specifications for Road and Bridge Works (5th Revision) including supply of material, watering and including premixing the material with water to OMC in mechanical mix (pug mill) laying in uniform layers in sub base on a well prepared subgrade and compactingwith power vibratory roller to achieve the desired density complete in all respect as specified in particular specifications andas directed and approved by Engineer-in-Charge. |
| 6 | Providing sand blanketing to a depth of 25 mm spraying water, compacting with power roller all complete as specified and directed by Engineer -In –Charge. |
| 7 | Providing, Laying, spreading and compacting graded stone aggregate grading as per table No 400-13 and satisfying the physical requirement as per Table No.400-12 of MORT&H Specifications for Wet Mix Macadam of 100 mm Compacted thickness including premixing the material with water to OMC in mechanical mix (pug mill) laying in uniform layers in sub base/base course on a well prepared base and compactingwith power vibratory roller to achieve the desired density including grading conforming to Clause 406 of MORT&H Specifications for Road and Bridge Works (5th Revision) as specified in ParticularSpecifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
| 8 | Providing, Laying, spreading and compacting graded stone aggregate grading as per table No 400-13 and satisfying the physical requirement as per Table No.400-12 of MORT&H Specifications for Wet Mix Macadam of 75 mm Compacted thickness (1st layer) including premixing the material with water to OMC in mechanical mix (pug mill) laying in uniform layers in sub base/base course on a well prepared base and compactingwith power vibratory roller to achieve the desired density including grading conforming to Clause 406 of MORT&H Specifications for Road and Bridge Works (5th Revision) as specified in ParticularSpecifications and notes of Sch ‘A’and as directed and approved by Engineer-in-Charge. |
| 9 | Providing, Laying, spreading and compacting graded stone aggregate grading as per table No 400-13 and satisfying the physical requirement as per Table No.400-12 of MORT&H Specifications for Wet Mix Macadam of 75 mm Compacted thickness (2ndlayer) including premixing the material with water to OMC in mechanical mix (pug mill) laying in uniform layers in sub base/base course on a well prepared base and compactingwith power vibratory roller to achieve the desired density including grading conforming to Clause 406 of MORT&H Specifications for Road and Bridge Works (5th Revision) as specified in ParticularSpecifications and notes of Sch ‘A’and as directed and approved by Engineer-in-Charge. |
| 10 | Providing and Applying of Prime Coat with bitumen emulsion on prepared surface of granular base (over WMM surface) including clearing of road surface and spraying primer @ 7.5 Kg per 10 sqm by mechanical means conforming to clause 502 of MORT & H specifications for Road and Bridge Works (5th Revision) as specified in Particular Specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
| 11 | Providing and laying with50 mm thick compacted DBM mixed with bitumen viscosity grade with min 4.50% by weight as per Clause 505 ofMoRT&Hspecifications for road and bridge works (5th Revision) and rolled to the required specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge |
| 12 | Providing and Applying of Tack Coat with bitumen using bitumen pressure distributor @ 2.5 kg/10 sqm on prepared bituminous/granular surface (over DBM surface) cleaned with mechanical broom, all complete as clause 503 of MORT&H (5th Revision) specifications as specified in ParticularSpecifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
| 13 | Providing and layingwith30 mm thick compacted Bituminous Concrete mixed with bitumen viscosity gradeas per Job Mix Formula with min 5.4% by weightand 2% filler by weightas perClause 507 MoRT&H specification for Roads and Bridge works(5th Revision) all as specified as per MoRTH and notes of Sch ‘A’ and as directed and approved by Engineer-In-Charge |
| 14 | Providing/Fixing Road Delineators ( 600 mm)as specified in Particular Specifications and as directed and approved by Engineer-in-Charge |
| 15 | Marking of Centre and Edge Line with Thermo Plastic Paint (2.5 mm thick) and Glass Beads with Road marking Machine confirming to clause 803 of MORT&H specifications (5th Revision) as specified in ParticularSpecifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
| 16 | Providing and fixing of road stud 100x100 mm, diecast in aluminium, resistant to corrosive effect of salt and grit, fitted with lens reflectors, installed in concrete or asphaltic surface by drilling hole 30 mm upto a depth of 60 mm and dedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part4) 1973 as specified in ParticularSpecifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
| 17 | Earthwork in embankment/Shoulders/ Berm filling with earth free from roots spreading in layers not exceeding 30 cm including watering and fishing to required slope & level not exceeding 1.5m high above the base in ordinary soil in hill roads where cut & fill method is adopted clause 408 of MORT&H specifications (5th Revision) as specified in Particular Specifications and notes of Sch ‘A’ and as directed and approved by Engineer-in-Charge. |
