Public Works Department Tender

Conveying materials obtained from road cutting including all lifts, laying in layers of 20 centimetre to 30 centimetre breaking clods, dressing to the required lines, curves, grades and section, watering and compacting to not less than 97% of standard Proctor density for a lead of over 50 metre to 300 metre inclusive from the site of excavation to the site of deposition as directed.

Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with vibratory roller to the required density. By Mechanical Means -Grading I (Using Screening Type B (11.2 milimetre) Aggregate)

Construction of granular sub-base by providing close graded Material, mixing in a mechanical mix plant at Optimum Moisture Content, carriage of mixed Material to work site, spreading in uniform layers with motor grader / Paver on prepared surface and compacting with vibratory roller to achieve the desired density, complete as per clause 401-- Plant Mix Method and Grading - III Material

Construction of dry lean cement concrete Sub-base over a prepared sub-grade with coarse and fine aggregate (natural sand/ Verticle Shaft Impactor grade finely washed crushed sand) conforming to Indian Standards: 383, the size of coarse aggregate not exceeding 25 milimetre, cement content not to be less than 150 kilogramme per cubic metre, optimum moisture content to be determined during trial length construction, concrete strength not to be less than 10 Mpa at 7 days, mixed in a batching plant/ Weigh batch mixer, transported to site with all leads and lifts, laid with a paver with electronic sensor /by suitable means as approved by Engineer-in-charge , compacting with vibratory roller, finishing, curing and including preparation of sub-grade surface if required etcetra complete. with fully automatic micro processor based Programmable logic controller without Supervisory Control and Data Acquisition enabled reversible Drum Type mixer/ concrete Batch mix plant (Pan mixer) etcetra complete.

Providing and laying in-situ Mix-40 Grade unreinforced plain cement concrete pavement over a prepared sub base with 43 grade cement, coarse and fine aggregate (natural sand/ Verticle Shaft Impactor grade finely washed crushed sand) conforming to Indian Standards 383, using fine and coarse aggregates combined gradation as per Table 600-3 of MORTH Specification 2013, mixed in a batching and mixing plant/ non tilting mixer and Weigh batcher as per approved mix design, admixtures, transporting to site, spreading, laying with approved make paver,compacted and finished in a continuous operation, finishing to lines and grades as directed by Engineer-in-charge and curing by curing compound /by providing cement vata in cement Mortar 1:8 @ 0.6 metre X 0.6 metre centre to centre, admeasuring 80 milimetre at bottom and 40 milimetre at top with depth of 75 milimetre and maintaining the same throughout curing period by any other method approved by Engineer-in-charge. with fully automatic micro processor based Programmable logic controller without Supervisory Control and Data Acquisition enabled reversible Drum Type mixer/ concrete Batch mix plant (Pan mixer) etcetra complete.

Providing and laying 125 micron Low Density Polyethylene (LDPE) sheet confirming to Indian Standards 3395 : 1997 below concrete pavement including all materials and labour complete.

Providing and fixing in position Thermo Mechanical Treated FE 500, 25 milimetre dia dowel bars precoated with anticorrosive epoxy paint of required diametre 60 centimetres Long and at 30.00 centimetre Centre to Centre and wherever directed including handling, straightening, necessary cutting supported by Thermo Mechanical Treated FE 500, chairs with proper alignment by using properly designed assembly of Bulkheads lubricating half length with bituminous paint as directed Etcetera complete.

Providing and fixing in position Thermo Mechanical Treated FE 500, tie bars precoated with anticorrosive epoxy paint of 12 milimetre diametre 70 centimetres long and at 30.00 centimetre Center to Center and wherever directed including handling, straightening wrapping with paper of approved quality for half length, necessary cutting, handling, straightening, supported by assembly of Thermo Mechanical Treated FE 500, chairs with proper alignment Etcetera complete.

Cutting transverse contraction joints 3 to 4 milimetre wide and depth 60 milimetre in concrete slab using concrete cutting machine with diamond studded saw within 48 hours of casting of bay / slab Etcetera complete including subsequent widening of the groove 8 to 10 milimetre wide at top having depth of 15 milimetre as directed by Engineer incharge.

Providing to contraction joints polysuphide sealent (Pouring grade) confirming to BS : 5212 - 1989 into sawed groove widened at top for sealent reservoir of specified size and shape as per detailed drawing including fixing Polyethylene foam backer rod of required diameter (appraox. 25% larger than the initial 3 milimetre to 4 milimetre joint) overlaid with bond breaking tape as per detailed drawing. Item includes cleaning the joints with water jet / air compressor and allowing joint to become thoroughly dry before sealent Indian Standards applied and applying primer. (A) Contraction and longitudinal joints (15 milimetre deep x 8 milimetre wide)

Providing and laying cement concrete pipe of Indian Standards 458:2003 Non Pressure-3 class of 600 milimetre diameter in proper line, level and slope Etcetera complete.

Supplying hard murum/ kankar at the road site, including conveying and stacking complete.

Spreading hard murum/ soft murrum/ gravel or kankar for side width complete.

Compacting the hard murum side widths including laying in layers on each side with vibratory roller including artificial watering Etcetera complete.

Providing and fixing Cautionary/Warning sign boards in Equilateral Triangle size of 900 milimetre made out of 2 milimetre aluminum sheet bonded with white retro reflective sheeting of Class C ( Type XI Micro prismatic grade sheeting) having pressure sensitive/heat activated adhesive retoreflective specified back ground, border and back side retoreflctive symbols, letters, numerals, arrow as per Indian Roads Congress:67-2012 Table No 8.3 Supported with back support frame 25 milimetre x 25 milimetre x 3 milimetre, duly painted on back side with grey stove enamel paint and supported on one numbers of Mild Steel angle iron post of size 65 milimetre X 65 milimetre X 6 milimetre, 3.45 metre long, duly painted with with flat oil paint having alternate black and white bands of 25 centimetre width including Galvanised Iron fixtures etc; fixing the boards in Mix-25 grade concrete block of size 60 centimetre X 60 centimetre X 75 centimetre including transportation etc; complete. Class C ( Type XI Micro prismatic grade sheeting) shall have 10 years written warranty from the manufacturer and authorised distributor/convertor issued for field performance including the screen printed areas and cut-out sheeting and cut-out durable transparent overlay film and this warranty certificate in original should be submitted to the Engineer in charge by the contractor/supplier.

Providing and Laying hot applied thermoplastic road marking strip on Bituminous Surface of specified shade/ colour of 2.5 milimetre thick including 1.5 Refractive index reflectorizing glass beads @ 250 gramme per square metre Thickness of 2.5 milimetre is exclusive of surface applied glass beads as per Indian Roads Congress 35:2015. Initial Dry reflectivity RL shall be 250 mcd/sqm/lux measured in the initial 7 days and sustained reflectivity RL of 100 mcd/sqm/ lux and Qd of 100 mcd/sqm/ lux measured at the end of 2 years by means of a Standard Reflectometer of Zehntner, Easylux, Delta make capable of measuring RL and QD both according to Indian Roads Congress 35:2015 clause 15.5. The finished surface to be level, uniform, and free from streaks and holes complete as per  direction of Engineer-in-charge and in accordance with applicable specifications.(Refer MORTH Clause 803 for technical Specification and  Performance for Indian Roads Congress 35:2015).

Providing and fixing board displaying information, such as 'Name of work, Tender cost, Name of Contractor, Work completion and liability period etc', having rectangular shape of 1.20 metre x 0.90 metre size made out 18 gauge (1.25 milimetre) thick mild steel sheet painted with one coat of Zinc chromate stoving primer and two coats of enamel paint on front side and grey stove enamel on back side and border / messages / symbols Etcetera with approved colour shade paint complete, on Mild Steel angle of size 35 x 35 x 3 milimetre frame with properly cross braced Mild Steel angles of size 35 milimetre x35 milimetre x3 milimetre duly painted including Two Mild Steel angle iron posts of size 65 milimetre x 65 milimetre x 6 milimetre, 3.65 metre long painted with alternate black and white bands of 25 centimetre width including all fixtures etc.and fixing the boards in 1:4:8 concrete block of size 60 centimetre x 60 centimetre x 75 centimetre including, excavation, refilling, transportation, and labour Etcetera complete.

Testing Charges Sand : Silt Test

Gradation

Crushed Metal : Water Absorption, Specific Gravity, Impact Value / Crushing Value

Sieve Analysis

Abrassion Value

Flakiness Index and Elongation Index

Stripping Value

Soundness

Murum : (Gradation) Sieve Analysis

P.I. Value

Earth : (Gradation) Sieve Analysis

Cement Concrete : Compressive Strength (Kg / Sqm)

Mix Design

Royalty for Other Material

Royalty for Sand