Structural backfill specification

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August undefined, 2024

WebSpecifications on how to prepare the site for the placement of the CLSM. 3. Test methods to determine the compressive strength and bearing capacity of the ... The Department may approve the use of CLSM for non-structural backfill without the requirements stated above in section II, for cases such as retaining wall or temporary shoring WebStructural fill is a screened earthen material used to create a strong and stable base.For example, the native soil at a site may be too weak to support a structure, so the soil is replaced by compacted structural fill to provide the needed structural support.

BCM 19-3.03E, Earthwork Structure Excavation and Backfill ...

Weba. Intermittentor structure backfill material placementf . 3. Before construction begins: a. Discuss drainage, backfill , and testing operations with the contractor. b. Prior to placing … WebACER is experienced in providing backfill specifications detailing both the extent of excavation and grade of backfill required to achieve structural standards. ACER's detailed … brick and metal panel

Steps for Safe Structural Backfill Wollam Construction

http://wwwsp.dotd.la.gov/Inside_LaDOTD/Divisions/Engineering/Materials_Lab/Documents/Structural%20Excavation%20and%20Backfill.pdf Web(1) Furnish backfill material of a quality acceptable to the engineer and free from frozen lumps, wood, or other extraneous or perishable material. The contractor may use engineer-approved material obtained from excavation. (2) If the contract specifies structure backfill, furnish material conforming to 210. The contractor may use Webencountered, any additional excavation and backfill required shall be done at the Contractor's expense for trenches up to five (5) feet in depth. 400.3. Cofferdams. The … covered defense information

UFGS 31 23 00.00 20 Excavation and Fill - Whole Building …

Item 603 Pipe Culverts, Sewers, and Drains

WebA. Structural Backfill Type 1 and 3. 1. Furnish Type 1 structural backfill that meets the gradations of Items 304, 411, or 617, except 0 to 20 percent may pass the No. 200 sieve. Furnish Type 3 structural backfill that meets the gradations of Size No. 57 or 67 from Table 703.01-1. 2. Physical properties. WebStructural Fill Recommendations & Specifications. The results of a Geotechnical Investigation may identify poor soils, which require excavation and backfilling with structural fill. ACER is experienced in providing backfill specifications detailing both the extent of excavation and grade of backfill required to achieve structural standards. covered depositsWebSep 6, 2024 · The following specification must be follow during earthwork construction: Fill materia l shall be placed in lifts not exceeding 200mm in loose depth. (Sec. 6.3.2.2 ASTM … covereddesk with storage

"WebSpecification for embankment for bridges are required to be in accordance with the applicable requirements of Section 203. ... Structure backfill is paid for at the contract unit price per cubic yard, based on the neat line limits indicated on … " - Structural backfill specification

Structural backfill specification

Excavation and Backfill Specifications Earthwork Inspection Requirement

Web5 rows · Nov 24, 2024 · Backfilling is placing materials as defined in the contract above the bedding material and below the ... WebExcavation and Backfill for Structures 1. DESCRIPTION Excavate for placement and construction of structures and backfill structures. Cut and restore pavement. 2. …

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WebStructural fill is a screened earthen material used to create a strong and stable base.For example, the native soil at a site may be too weak to support a structure, so the soil is … WebDo not place backfill against the structure until the concrete has reached the design strength required in Item 421, “Hydraulic Cement Concrete.” Backfill retaining walls with material meeting the requirements of Item 423, “Retaining Walls.” Backfill around bridge foundations and culverts using material with no particles more than 4 in. in

Web15 rows · Jun 26, 1997 · Structure Backfill (Class 1) Description: Graded material defined in Subsection 703.08 (a). 100% ... WebApr 13, 2024 · Backfill materials that are commonly used are described below with their engineering properties. 1. Coarse-grained soils. Coarse-grained soils include gravelly and sandy soils and range from clayey …

WebSpecifications for structural backfill material. 2.04 WATER FOR COMPACTION Water used in compaction shall have a maximum chloride concentration of 500 mg/l, a maximum sulfate concentration of 500 mg/l, and shall have a pH of 7.0 to 9.0. Water shall be free of acid, alkali, or organic materials. Salt water will not be allowed. WebType CS backfill with 5% hydraulic cement by dry weight of the backfill material. Use a stationary plant to thoroughly mix the backfill material, cement, and water. Place and compact the backfill within 2 hours of mixing. Provide special drainage provisions when cement-stabilized backfill is used, as shown on the plans. 2.4.5. Electrochemical ...

WebApr 1, 2009 · The structure backfill type shall be as specified. Within each of the following structure backfill types, the Contractor shall choose from the listed options for each type: …

WebSep 6, 2024 · The following specification must be follow during earthwork construction: Fill materia l shall be placed in lifts not exceeding 200mm in loose depth. (Sec. 6.3.2.2 ASTM C136) Fill material shall be placed in lifts not exceeding 100mm in loose depth for hand-operated compaction. (Sec. 6.3.2.2) brick and metal panel buildingWebHuy graduated from Cal Poly San Luis Obispo with a Bachelor's degree in Civil Engineering, and UC San Diego with a Master's degree in Structural … covered deck with fireplaceWebStructural Fill: Compacted Trench Backfill meeting specification requirements herein, to minimize future settlement and provide support or bearing for structures to be constructed upon or within fill. ... structure excavations deeper than 8 feet and larger than 400 square feet. 3. Samples of Borrow Material, except for Borrow Aggregate. covered device recycling act act 108 of 2010WebThe Structural Backfill Process. Once the structure has been completed, the foundation is waterproofed. This involves applying a self-adhesive waterproof membrane or liquid … covered denver airport parkingWebUNIFIED FACILITIES GUIDE SPECIFICATIONS ... 2.1.7 Backfill and Fill Material 2.1.8 Select Material 2.1.9 Topsoil ... Structural Welding Code - Steel AMERICAN WOOD PROTECTION ASSOCIATION (AWPA) AWPA C2 (2003) Lumber, Timber, Bridge Ties and Mine Ties - Preservative Treatment by brick and metal buildingWebStructural Backfill Backfill products can be used for as simple of an application as raising the grade of a field to as complex as building a Mechanically Stabilized Embankment for a … covered deck with patioWebDec 31, 2024 · F. Structural Backfill: 1. When specified on the DRAWINGS or as required by ENGINEER, Class I structural backfill shall meet the following gradation requirements: Sieve Size % By Weight Passing Square Mesh Sieves . 2-inch 100 No. 4 30 - … covered deep frying pan