Harbour Engineering Department Tender

55.38a:Providing and erecting a "W" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 70 cm above road/ground level, fixed on Structural Steel c section vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 1.8 m high, 1.1 m below ground/road level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a spacer of structural steel c section 150 x 75 x 5 mm, 330 mm long complete as per clause 811.3.

13.6:Supplying, fitting and placing HYSD bar reinforcement in sub-structure complete as per drawing and Technical Specifications

OD3938/2024-2025:Putting up ring bund of top width 1.50m, bottom width 2.75m.and average height of 2.50m with 1:1/4 side slope and protect the sides with coconut post of 4.50m long driving down 2.00m below bed level at 75cm c/c, providing 3 rows of wailing pieces 1/4 split coconut post on both sides and 1/4 split cross ties to alternate posts at top, bottom and middle portion and screening the sides of bund with Separation membrane of impermeable plastic sheet 125 micron thick fixed properly using coconut post and wailing pieces using reaper and nails in full height including tying properly using iron wire and coir altogether and supply and filling inside with hard clay/cut earth up to 2.50m, level and conveyed with all leads and lifts including consolidating properly and maintain the bund till the work is completed and dismantling the bund after completion of work etc. as per the directions of departmental officers at site. (as per CTE approved OD 5.3) Bottom width 2.75m, Height 2.5m Side slope 1:1/4 Length of coconut pile 4.50m Spacing 0.75m No. of layers 2 Length of full coconut pile required for 10m = ((10/0.75)+1)x2x4.5 = 126m Length of (1/4 split) coconut cross ties for 10m = 3x2.5 av. x 7 Nos. = 52.50 m Length of 1/4 split wailing pieces for 10m = 3x2x10 = 60m

10.20:Road Markers/Road Stud with Lens Reflector <br> Providing and fixing of road stud 100 x 100 mm die cast in aluminium, resistant to corrosive effect of salt and grit, fitted with lense reflectors, installed in concrete or asphaltic surface by drilling holes 30 mm upto a depth of 600 mm and bedded in a suitable bituminous grout or epoxy mortar, all as per BS:873 (Part 4) 1973.

Road work

11.4.1.1:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203 I. P.C.C grade M 10 (i) Nominal mix 1:3:6

11.4.3.1:Providing concrete for plain/reinforced concrete in open foundations complete as per drawings and technical specifications Clause 802, 803, 1202 & 1203III. P.C.C. grade M 20 (i) Nominal mix (1:2:4)

60.7.2:DR PACKING Under foundation - Dry stone packing under foundation with good quality blasted rubble including conveyance of material and labour charges etc. complete as per direction of departmental officers at site.

13.45.1:Finishing walls with textured exterior pint of required shade:New work (Two or more coats applied @ 3.28 ltr/ 10 sqm ) over and including priming coat of exterior primer applied @ 2.20 kg/ 10 sqm

OD5946/2023-2024:Supplying and stacking well matured straight 6m long coconut post having avg diameter on 25cm for driving down through various strata below bed level including cost conveyance, labour charges etc complete. (as per CTE approved OD 3.1)

OD5948/2023-2024:Bailing out water using 5 HP Pump- Bailing out water with 5HP engine and pump set including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff etc complete (as per CTE approved OD no.22.1)

4.11.1:Granular sub-base/base/surface course with local materials (Table 400.13) by mix in place method normal. Construction of granular sub-base by providing local material spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at once and compacting with smooth wheel roller to achieve the desired density complete as per Clause 401.4 as per Technical Specification Clause 408. (i) Using naturally occuring gravel

Approach

OD3901/2024-2025:Filling with Quarry Muck Filling up low lying and water logged areas with quarry muck, spreading in layers, leveling the top at site and consolidation by smooth wheeled roller, etc complete for improving the CBR value of subgrade. (based on CTE approved OD 24.1) Details of cost for 300 cum

Base Slab and stem

13.43.1:Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer

12.8.A.1:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M15

4.9:Wet Mix Macadam Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixing the material with water at OMC in mechanical mixer (Pug Mill), carriage of mixed material by tipper to site, laying in uniform layers in sub-base/base course on a well prepared sub-base and compacting with smooth wheel roller of 80 to 100kN weight to achieve the desired density including lighting, barricading and maintenance of diversion, etc as per Tables 400.11 & 400.12 and Technical Specification Clause 406. By Mechanical Means with 1 km lead

OD5947/2023-2024:Driving down coconut pile to lines and levels through soft to medium clay soil strata including all hire charges and labour and all other appliances necessary for pile driving down after pointing the bottom end. Details for one post of 6m long 15 numbers per day 6X15=90m Details for 90m length. (based on CTE approved OD 3.2)