| 1 | Providing, laying, spreading and compacting stone
aggregates of specific sizes to water bound
macadam specification including spreading in
uniform thickness, hand packing, rolling with
vibratory roller 8-10 tonnes in stages to proper grade
and camber, applying and brooming requisite type
of screening / binding materials to fill up the
interstices of coarse aggregate, watering including
lighting, guarding, barricading and making
necessary earthen bundh of one metre width on
each side and preparing the bed by necessary
cutting or filling, including cost of all materials and
hire and labour charges of all men and machinery
and compacting to the required density, as per
Clause 404 of Specifications for Road & Bridge Works of MoRT&H (5th Revision).
Grading-II Aggregate (53 mm to 22.4 mm) Using
Stone Screening Type B (11.2 mm)
Manual Means | 22.380 | cum |
| 2 | Repairing pot-holes and making up small
depressions with ramming or power rolling including
screening, cleaning chips or metals and washing,
drying as necessary and heating the chips or metal
where necessary, cutting pot holes to regular shapes
with vertical edges, cleaning the disintegrated
materials, heating matrix and applying tack coat
(including sides), finishing the top of repaired
surface levelled with adjoining area, including cost
and carriage of stone aggregates and matrix,
excluding cost of applying tack coat. [Tack coat is
to be considered separately]
By grouting method using matrix @ 70 kg / m3 of
loose net volume of course aggregate.
Requirement of key aggregate may be taken as
10% of coarse aggregate and size 11.2 mm.
Using Mobile HMP (Light duty) | 23.540 | cum |
| 3 | Providing and laying Bituminous Profile Corrective
Course using Mobile Hot Mix Plant (Light Duty) and
using aggregates of Grading-2 of Table-33 premixed
with 75kg of bitumen per cum, transported to site
laid over a previously prepared surface at specified
laying temperature to the required grade, level and
alignment, 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 direction of Engineer-incharge. | 18.260 | cum |
| 4 | Providing, laying and rolling of Open - graded premix
surfacing of 20 mm thickness composed of 13.2 mm
(@ 0.018 m per m ) and 11.2 mm (@ 0.009 m per m ) 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. | 2409.040 | sqm |
| 5 | Providing and laying Liquid Seal Coat (Type A) with
approved quality stone chips and bitumen binder on
thoroughly cleaned black top surface, spreading
screened & cleaned stone aggregates (100 %
passing through 11.2 mm sieve and retained on 2.36
mm sieve) uniformly @ 0.09 m3 of dry aggregate per
10 m2 of area using suitable means, brushing the
chips, if necessary, to ensure uniformity, followed by
rolling with power roller including the cost and
carriage of binder and stone chips, cost of heating
the binder 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).
By Mechanical Means
With Hot Bitumen Binder (@ 9.80 kg / 10 sqm.) | 2409.040 | sqm |