Supply, demonstration, commissioning of all software/ updation / enhancement from time to time of profometer rebar diameter & advance concrete cover meter, from concrete rebar detection to line scanning, precise concrete rebar cover measurements and diameter estimation with great clarity of precision, ergonomics productivity and technical specification are as follow:- 1. profometer app. - technical specifications:- (i) review modes:- area scan view multiline scan view, (ii) image processing:- auto rebar spacing first rebar layer neighboring rebar correction first layer neighboring rebar correction second layer, (iii) display settings:- concrete cover threshold slider with color palette, (iv) reporting:- instant report generation jpg (screenshot), (v) display unit specs:- screen size: from 7.9 inch to 12.9 inch, resolution : up to 2732-by-2048, memory: up to 02 tb, weight: down to 301 gm/10.6 oz, camera: up to 12 mp wide and 10 mp ultra wide, optional: usb-c, 5g, face id, (vi) display unit sensors:- three – axis gyro, accelerometer, ambient light sensor barometer built -in- gps/gnss (2) instrument. technical specifications:- (i) technology:- eddy-current, (ii) connection:- wireless, (iii) cover measuring depth:- up to 185 mm/7.3in, (iv) cover measuring accuracy:- +/-1 mm/ 0.04 in to 4 mm/ 0.16 in depending on depth , (v) rebar diameter measuring depth:- up to 63 mm/2.5 in, (vi) rebar diameter measuring accuracy:- +/-1 rebar size (possible under optimal conditions. please refer to the manual), (vii) encoder accuracy:- +/-0.5 mm/0.02 in +0.05% of measured length, (viii) max scanning speed:- 0.5 m/s – 1.7 ft/s, (ix) max line scan distance:- 1 km/ 0.6 miles, (x) display:- high-contrast loed screen, (xi) dimensions:-250x130x45 mm / 9.8x5.1x1.8 in (with cart), 190x75x45 mm / 7.5x3.0x1.8 in (without cart) (xii) weight:- 690 gm/ 1.5 ib (with cart), 300 gm / 0.7 ib (without cart), (xiii) battery:- 2x aa(nimh) rechargeable or non rechargeable removable flight-safe, 8 hours autonomy, usb-c power bank (not included)

Transportation of coal from srp groups of mines (srp-1 and srp-3 and 3a inclines) to srpchp on weight basis under unit rate basis for a period of six (6) months as per the scope of work, terms and conditions of nit.

Comprehensive operation and maintenance and special repair of 110 nos ward level piped water supply schemes (non quality) & 16 nos pws scheme based on item rates; constructed by the public health engineering department including payment to the pump operators, electricity bill for five years. no. of schemes: wls(non quality): 110 pws(non quality): 16 p h division jhanjharpur

Supply, installation and cmc of online water quality monitoring system in mine discharge water at ik-1a incline and srpocp, srp area. cmc is for a period of 3 years for ik-1a inc and 2 years for srpocp respectively after completion of two years warranty period, as per the technical specifications, terms and conditions of nit document.

Gr no-01 comprehensive operation and maintenance, routine repairs and special repairs of i.) rural piped water supply scheme (pws-10 schemes), ii.) ward level piped water supply schemes in quality affected wards (wls_quality-70 schemes) and iii.) ward level piped water supply schemes in non quality affected wards(wls_non quality-359 schemes) based on item rates; constructed by the public health engineering department including payment to the pump operators, electricity bills for five years.

Operation & maintenance of part i: fixed operation of i.) rural piped water supply scheme (pws), ii.) single village piped water supply schemes (svs), iii.) ward level piped water supply schemes in quality affected wards (wls_quality), iii.) ward level piped water supply schemes in non quality affected wards (wls_non quality) by deploying pump operators and payment of electricity charges and part ii: variable comprehensive operation & maintenance of i.) rural piped water supply scheme (pws), ii.) single village piped water supply schemes (svs), iii.) ward level piped water supply schemes in quality affected wards (wls_quality) iv.) ward level piped water supply schemes in non quality affected wards (wls_non quality) , i.e. the cost of chemicals, overhauling of filter media and related appurtenances, cleaning of esr and campus, maintenance viz. cleaning painting of pump house, boundary wall, repair of leakages in distribution line, repair and provision of new fhtcs, repair and maintenance of pumps and other electromechanical components etc. all complete as per the directions of engineer-in-charge. in blocks:- 08 total no. of schemes: 280 wls(non quality): 226 wls(quality): 05 pws (non quality): 35 svs (non quality): 14

Operation of piped water supply schemes by deploying pump operators and payment of electricity charges and comprehensive operation and maintenance, routine repairs and special repairs of rural piped water supply scheme (pws) and ward level piped water supply schemes in non quality affected wards (wls_non quality) i/c the cost of chemicals, overhauling of filter media and related appurtenances, cleaning of esr and campus, maintenance viz. cleaning painting of pump house, staff quarters, boundary wall, repair of leakages in distribution line, repair and provision of new fhtcs, repair and maintenance of pumps and other electromechanical components etc. all complete as per the directions of engineer-in-charge.

Part i: fixed operation of ward level piped water supply schemes (nq/ q affected/pws) by deploying pump operators and payment of electricity charges and part ii: variable comprehensive maintenance of ward level water supply schemes (nq/ q affected/pws), i/c the cost of chemicals, cleaning of esr and campus, maintenance viz. cleaning painting of pump house, boundary wall, repair of leakages in distribution line, repair and provision of new fhtcs, repair and maintenance of pumps and other electromechanical components etc. all complete as per the directions of engineer-in-charge. in different block in darbhanga. fy-26-27 no. of schemes: -60 wls(non quality):- 26 wls(quality): - 16 pws : -18

Scan copy of payment slip and terms gp gondunari