Irrigation And Waterways Department Tender

Providing, and applying primer coat with cationic Bitumen Emulsion of apprved grade conforming to IS: 8887 - 1978 and requisite quantity on prepared surface of granular base including cleaning of road surface and spraying primer using Mechanical means including cost and carriage of Bitumen emulsion and all other incidental costs of work complete as per clause 502 of Specifications for Road & Bridge Works of MoRT&H (5th Revision.) (i) For WBM / WMM Surface: (With primer @ 0.70-1.0 kg/sqm.)

Providing and laying bituminous macadam with Hot Mix Plant using approved crushed aggregates of specified grading as per Table 500.4 premixed with bituminous binder, transported to site laid over a previously prepared surface at specified laying temperature with paver finisher to the required grade, level and alignment and rolled with suitable power roller for break down, inter-mediate and finished rolling as per specification to achieve the desired -compaction including cost and carriage of stone materials and bitumen, hire charges of machinery and equipment, cost of fuel and lubricants and wages of operational staff, quality control complete as per Clause 504 of Specifications for Road & Bridge Works of MoRT&H(5th r evision). B. For Grading 2 (19 mm nominal size, 50-75 mm thick.) (i) Using Batch Type HMP of minimum capacity 100- 120 TPH. Add cost & carriages of materials as per requirement vide Table 3.3-1 of Section 3 to get the final consolidated rate. Bituminous Macadam using Mobile Hot Mix Plant (Light Duty)

Providing, laying and rolling of Open - graded  premix surfacing of 20 mm thickness composed of 13.2 mm (@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²) size stone aggregates,  including  thoroughly cleaning of the surface,  screening, cleaning and pre-heating stone chips and fully pre-coating the same either using viscosity grade paving bitumen or cut-back or emulsion, carrying the mixture by any  suitable  arrangements, laying the mixture uniformly over the surface, including line, grade and level to  serve as  wearing course on a previously prepared base,  including mixing in Mobile hot Mix  Plant  (Light Duty)  and thoroughly rolling with a smooth  wheeled roller 8-10 tonne capacity, finished to  required  level and  grades  including the cost and carriage of stone chips  and matrix,  heating the matrix, preheating the  aggregates  to  required temperature and including the hire charges of  Mobile  Hot Mix  Plant (Light Duty) and other  machinery, pay  of  operators, cost of fuel  and  lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD. (i) Using Batch type HMP of minimum capacity 100 - 120 TPH

Providing and applying tack coat with Cationic Bitumen Emulsion of approved grade conforming to IS: 8887-1978 on the prepared surface cleaned with Hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour, cost of fuel and lubricants all complete as per Clause 503 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to 0.30 kg per sqm.) (i) On Bituminous Surface (Using Bitumen Emulsion at the rate of 0.20 to 0.30 kg per sqm.)

Providing and laying Premixed Seal Coat (Type B) with approved quality sand/grit @ 0.6 m3/ 100 m2 and bitumen binder on thoroughly cleaned black top surface coated with tack coat, including heating and mixing cleaned sand/grit (100 % passing through 2.36 mm sieve and retained on 180 micron sieve) uniformly with bitumen binder, laying and spreading the mix at an uniform rate using suitable means, brushing the surface, if necessary, to ensure uniformity, followed by rolling with power roller including the cost and carriage of binder and aggregates, cost of heating the binder and aggregates and all other incidental charges, cost of fuel and lubricants, including hire charges of machineries, tools & plants required for construction and quality control complete as per Clause 511 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). . II By Manual Means With Hot Bitumen Binder (@ 9.80 kg / 10 sqm.)

Construction of Sub Base using Local Materials, spreading in uniform layers with Motor grader on prepared surface, including screening the metal as necessary, mixing by mix in place method with Rotavator at OMC, and compacting with vibratory roller to achieve the desired density, lighting, guarding and barricading including cost and carriage of all materials and making necessary earthen bundh of one metre wide on each side to protect the edges complete as per Clause 401 of Specifications for Road & Bridge Works of MoRT&H (5th Revision). (i) For Construction of Sub Base by compacting 1st class brick aggregates (40 mm down) and sand (in proportion of 60:40). Note:-Add cost at site of 0.90 m3 of brick aggregates and 0.48 m3 of medium sand (loose volume) to arrive at the consolidated rate.