SITC of Lightening Protection System at Government Circuit House, Athwalines, Surat

Name of work :- SITC of Lightening Protection System at Government Circuit House, Athwalines, Surat

Memorandum showing items of work to be carried out

Item Quantities Item of work Estimated Rates Unit Total

No. estimated but Amount

may be more according to

or less In words estimated

1 9.00 Nos. SITC of Vertical Air Termination Solid aluminium with 9416.23 Rupees Nine Ea.

Base- 10 mm dia and 1000 mm long. Air Termination Thousand Four

Base tested for conditioning, Ageing Test & Lightning Hundred

impulse current withstand test: 100 kA of 10/350µs Sixteen And

waveform in an accredited Third party laboratory as per

6.3 & 6.4 of IEC 62561-1 2017 protocol with MAST

34mm dia 3000 mm long- Cold Galvanized

2 459.00 Mtrs. SITC of 8 mm dia solid Aluminium Conductor for roof 299.97 Rupees Two Mtr

top mesh grid and tested as per IEC 62561- 2 conducted Hundred

in the Govt. accredited thirty party laboratory to meet the Ninety Nine

requirement of IS/IEC 62305 with Required Accessories - And Paise

Aluminium Holding clamp at every 1 mtr distance,

Aluminium/SS cross splicer at every crossing of Alu.

conductor, Expansion piece with connectors at every

mtr distance, Aluminium straight Splicer to connect

conductors. All Accessories should be tested as per IEC

62561-1 2018 Cl. 6.3 for conditioning & Ageing Test &

6.4 for Lightning impulse current withstand test: 100 kA

of 10/350µs waveform(Ageing & Electrical test )

conducted in a sequence manner & tested in the Govt.

accredited Third party laboratory to meet the requirements

3 510.00 SITC of Galvanized Steel Flat 25x6 mm thickness from 154.53 Rupees One Mtr

earth electrode directly in ground as required. Zinc Hundred Fifty

coating: 500 g/m square (Approx:70 micron coating) Four And Paise

tested and used exclusively for lightning protection Fifty Three

earthing system and ring equipotential bonding.

4 9.00 Mtrs. SITC of 14.2 mm dia 3 mtr long Earth electrode of High 5992.33 Rupees Five Per

tensile steel electrode with 250 micron copper bonding & Thousand Nine Set.

1 bag of Carbon fill Based environment friendly backfill Hundred

tested as per IEC 62561-7 in NABL accredited Ninety Two

Laboratory and suitable stainless Steel double sided

clamp. Eco Friendly rust proof heavy duty weather proof

Polyethylene Earth Pit Chamber with following

dimensions :254 mm dia (top), 330 mm dia (bottom) & Only

260 mm (height).

Rupees Three Lakh(s) Fifty Five Thousand One Hundred Seventy Three And Paise Fifty Seven Only

I/We am /are willing to carry out the work at…………% above/below percent (should be written in figures and words) at

the estimated rates mentioned above amount of my/your tender works out as under.

*Estimated Amount *Estimated Amount

put to Tender Rs. 355173.57 put to Tender Rs.

Deduction …………….. % below………………… Add ………… % above Rs. …………….

Note 1:- All work shall be carried out as per public work department hand book and other specifications of Division

Note 2:- Rates quoted include clearance of site (Prior commencement of work and its close) in all respects and hold

good for work under all condition, site, moisture/ weather etc

Note 3:- The Contractor shall exhibit a board as per Government Circular No. BDG/ 3277/ 1657/ N Dated 26/1/1997

S (M.GUJ) with detailed specification and details of work and amount involved at site without any payment

as directed by the Engineer-in-charge.

Signature of Bidder Deputy Executive Engineer

Electrical (R&B) Sub-Division