Re-construction of Road Cut Made by Public Health Deptt. for Laying of Water and Sewer Line on Jakhal Dharsul Road to Sidhani via Sadanwas (Road ID 5525) (Sidhani to Chandpura Near Bus Stand in Village Sidhani)

Amount

Earth work excavation in ordinary soil exclusive of compensation of earth (i) Kassi work undressed involving an average horizontal throw upto 2 metres, and an average vertical lift upto 0.5 metre including breaking of clods. (HSR 6.2 (a)

Preparation of sub grade including trenching, rough dressing of spoil, final dressing of earth, to given levels and camber, watering, rolling with road roller, and compacting the bed (HSR 24.1) Note: - In widening portion sub grade will be prepared with the use of Baby roller (HSR 24.1) or width of excavation should be made sufficient wide to accommodate road roller. Extra width required for compaction of sub grade shall not be paid and its expenditure shall be in incidental to the work.

Providing and laying 100 mm thick granular sub base consisting of filter layer confirming to Table 400.1 Grading - III of MoRT&H 5th edition, mixing in a mechanical mix plant at OMC, carriage of mix material to the site of work, spreading in uniform layer with motor grader on prepared surface and compacting with vibratory power roller to achieve desired density complete as per clause No. 401 of MoRT&H specifications. Note: - 1.Only crushed metal material should be used. No local earth sand shall be used. The material finer than 425 micron shall have zero Plasticity Index (PI). 2. Materials to be used and operations of manufacturing shall be approved by the engineer.

Providing & laying 75 mm thick (Compacted) stone metal (G-II) 53mm to 22.4mm gauge wearing coat to water bound macadam in layer of 75mm each using screening type ‘B’ compacting with 3 wheeled steel roller/vibratory roller to achieve the desire density including lighting, guarding barricading and maintenance of diversion etc. as per clause No.404 of MoRT&H specifications for road & bridge (5th Revision) of 2013 as per drawing and design directed by the Engineer complete in all respects.(N.S.) Note: - 1.Only crushed stone metal material should be used. No local earth/ natural occurring sand shall be used. The material finer than 425 micron shall have zero Plasticity Index (PI). 2. Materials to be used and operations of manufacturing shall be approved by the engineer.

Providing and laying first coat surface dressing, including rolling with road roller etc. complete including cost of bitumen VG-10 grade using aggregate 13mm nominal size 1.00 cum and bitumen VG-10, 0.10 MT per hundred square metre. Clause 509 of MoRT&H specification.(5th edition) 2013 (NS).

Providing and laying tack coat with bitumen VG-10 grade pressure distributor at the rate of 0.30 kg. per sqm. On the prepared bitumen/granular surface cleaned with mechanical broom including cost of bitumen as per clause No.503 (5th edition) 2013 as per MoRT&H specification (N.S.)

Providing & Laying 30 mm thick compacted Bituminous Concrete (BC) in one layer with 100-120 TPH batch type hot mix plant and with a hydrostatic paver finisher with sensor control to the required grade, level and alignment, rolling with smooth wheeled, vibratory and with pneumatic tyred roller of 12 to 15 tonne weight with a tyre pressure of at least 0.56 MPA and tandem rollers to achieve the desired compaction as per clause No. 507 MoRT&H specification (5th Revision) 2013 for road and bridge works (5th Revision)2013 using minimum 5.4% to bitumen grade CRMB-55 as binder content by weight of total mix, complete in all respects including cost of bitumen instruction issued from time to time by MoRT&H regarding machinery & bitumen will be followed strictly. The use of self propelled mechanical paver fitted with electronic sensor device conforming to MoRT&H specification in mandatory. If bitumen required more than 5.4% as per job mix formula no extra payment will be made, extra bitumen required will be considered as incidental to work. Note: - Where there is only BC on existing black top (without doing DBM), cracks shall be sealed as MoRT&H specification 5th revision clause No. 3004.3, which may consists of (i) Fog seal/ or (ii) crack filling and or (iii) patch work repair as required at site in accordance with clause No. 3004.3.2, 3004.3.3 and 3004.2 of MoRT&H specification 5th revision respectively. Proper measurement and consumption shall be entered in MB for cracks sealed but no payment on this account shall be made as crack filling is incidental to work. Note: - Before carrying out bituminous work, coating & stripping of bitumen aggregate mix is to be performed in accordance with IS-6241. If coating and stripping of bitumen aggregate mix is less than 95% anti-stripping agent will be used by contractor. The anti-stripping agent should conform to the requirement as stipulated in IS 14982:2017. The cost so incurred will be considered as incidental to work and noting extra shall be payable. The type and brand of anti-stripping agent along with procedure shall be approved by SE-In-Charge in writing before start of work. A proper record of results be maintained and same shall be submitted along with bills by the contractor.

Lawat Construction Company