- 642 - SECTION 725 -- BAR GRATES FOR FLARED-END SECTIONS
725.01 Description
1.This work shall consist of furnishing, installing, and painting/galvanizing bar grates on concre te or metal flared-end sections at the locations shown in the contract.
725.02 Material Requirements
1.Unless otherwise specified, bar s for bar grates shall be round, smooth bars conforming to the mechanic al requirements of Section 1044.
2.Plates shall be structural st eel conforming to the requirements of Section 1045.
3.Bar grates shall not be orde red until the Engineer provides the Contractor a complete list of all required bar grates.
725.03 Construction Methods
1.The Contractor shall accurately and neatly drill the holes and mount the bar grate in the flared-end sections . Holes required for installing the bar grate on the concrete flared-end section may be formed in the concrete during casting.
725.04 Method of Measurement
1.Bar grates of each different size and kind will be measured for payment by the each.
725.05 Basis of Payment
1.P a y I t e m P a y U n i t Bar Grate for _____ inch (mm) Flared-End Section Each (ea) Bar Grate for _____ inch (mm) _____ Each (ea) Flared-End Section Bar Grate for ____ inch (mm) _______ Each (ea) Round Equivalent Flared-End Section
2.Payment is full compensation for all work described in this Section. - 643 - SECTION 726 -- CULVERT SANDFILL
726.01 Description
1.This work shall consist of sealing existing culverts as shown in the contract or as directed by the Engi neer. The Contractor shall construct bulkheads at the outlet ends and then fi lling the culvert with sand or flowable fill.
726.02 Material Requirements
1.Flowable fill shall meet the requirements of Section 1003.
2.Concrete shall meet the requirements of Section 1002.
3.Fly ash slurries will be approved based on mix submission to Materials & Research Division.
4.Sand shall meet the requi rements of Subsection 1033.02, Paragraph 3.a.
726.03 Construction Methods
1.The Contractor shall plug the culvert at locations shown in the contract. The plug shall be a bulkhead or other structure as shown in the contract.
2.The Contractor shall fill the culv ert with flowable fi ll, sand, or fine aggregate for concrete.
726.04 Method of Measurement
1.Culvert sandfill is measured by the cubic yard (m3). The quantities will be based on the culvert dimensions.
726.05 Basis of Payment
1.P a y I t e m P a y U n i t Culvert Sandfill Cubic Yard (CY) [Cubic Meter (m3)]
2.The plugs will not be paid for directly, but shall be considered subsidiary to the Culvert Sandfill.
3.Payment is full compensation for all work described in this Section.
Source: Nebraska Standard Specifications for Highway Construction, 2017 Edition. Pages 676–676 of 1,048.