| SL# | Item Code | Item Description | Unit |
Rate for ZoneA Dhaka & Mymensingh Division |
Rate for ZoneB Chattogram & Sylhet Division |
Rate for ZoneC Rajshahi & Rangpur Division |
Rate for ZoneD Khulna & Barishal Division |
|---|---|---|---|---|---|---|---|
| DIVISION 26 : SANITARY & WATER SUPPLY WORKS | |||||||
| 1521. | Supplying, fitting and fixing of G.I. pipe with all special fittings, such as bends, elbows, sockets, reducing sockets, Tee, unions, jam-nuts etc. including cutting trenches where necessary and fitting the same with earth duly rammed and fixing in walls with holder bats and making hole in floors, walls and consequent mending good the damages etc. all complete in all respects approved and accepted by the Engineer- in- charge. | ||||||
| 1522. | Water in outlet must conform the following indicators and levels: | ||||||
| 1523. | A. 1) pH- 6.5 to 8.5, 2) Iron as Fe ≤0.3 mg/l, 3) Arsenic≤0.05mg/l, 4) Total Hardness as CaCO3 - 5 - 25 mg/l, 5) Chloride as CL- 500 mg/l, 6) Sulfate as SO42-≤2000mg/l, 7) Alkali equivalent sodium oxide ≤1500 mg/l, 8) Sugars ≤100mg/l, 9)Phosphates as P2O5 ≤100mg/l, 10)Nitrates as NO3-≤500mg/, 11) Lead asPb+ ≤100mg/, 12) Zinc as Zn2+ ≤100 mg/l, 13) Salinity≤1000ppm/l, | ||||||
| 1524. | B. Setting time and strength test: The initial setting time obtained on paste samples made with the water shall not be less than 1 hr and not differ by more than 25% from the initial setting time obtained on specimens made with distilled or de-ionized water. The final setting time obtained on paste samples made with the water shall not be less than 10 hr and not differ by more than 25% from the final setting time obtained on specimens made with distilled or de-ionized water. The mean compressive strength at 7 days and 28 days of the concrete or mortar specimens prepared with water shall be at least 90% of the mean compressive strength of corresponding specimens prepared with distilled or de-ionized water. | ||||||
| 1525. | C. To determine the value of aforementioned indicators, test shall be carried out following ISO 29581-1, ISO 7890-1, BDS ISO 12439:2011 (ISO 12439:2010). | ||||||
| 1526. | D. Supplier shall be responsible for all kind of maintenance and providing spare parts untill the completion of service. | ||||||
| 1527. | E. The authority or engineer in charge reserves the right to select the materials/goods/ machineries to be used in the plant | ||||||
| 1528. | Supplying and fitting-fixing stainless steel hand / push shower for ablution including holder etc. all complete approved and accepted by the Engineer- in- charge. | ||||||
| 1529. | 26.01.1 | Approx. 670~690 X 360~ 362 mm size, minimum 27.5 kg of weight; Equivalent to Stella:Victoria /Stella: Imola / RAK: Amy / RAK: Karla or similar brand | each | 8952 | 8920 | 8843 | 8843 |
| 1530. | 26.01.2 | Approx. 665~ 704 X 360~ 390 mm size, minimum 31.00 kg of weight : Equivalent to CHARU :CM18/ CHARU: CM15 / Stella :Marcela / RAK :Tampa / Stella: Marcela or similar brand | each | 10455 | 10423 | 10346 | 10346 |
