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  2. Aashto Specifications For Crushed Stone As Backfill Materials

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1107- AGGREGATES FOR BACKFILL SECTION 1107 …

Crushed Stone 0-25 50-100 95-100 (b) Coefficient of Uniformity. Provide material with a minimum coefficient of uniformity of 4 as determined by ASTM D 2487. For select granular backfill …

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SECTION 02220 EXCAVATION, BACKFILLING, AND …

B. Determine the field density of backfill in accordance with AASHTO Designation T-147. 1.04 REFERENCES AASHTO Designation T-99 ... Revised 1/2021 2 ASTM D 33 ArDOT Standard …

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Section 4133 | Revised 10/15/2024

Crushed stone or natural sand and gravel. ... Article 4109.02, except when used as backfill material under flowable mortar or as floodable backfill material. 4133.03 QUALITY. For …

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Section 812

SUPPLEMENTAL SPECIFICATION . Section 812—Backfill Materials Delete Section 812 and substitute the following: ... AASHTO T 27 . AASHTO T 96 . AASHTO T 104 . …

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Microsoft Word

Crushed Stone 0 40-100 95-100 Limit the maximum particle size to ¾ inch for geosynthetic reinforced structures and for epoxy or PVC coated reinforcements. Use only crushed stone in …

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Practical Considerations Related to the Use of Backfill

A granular backfill will drain more freely than a cohesive, clay backfill, which is one reason cohesive fill materials are not recommended for use as select backfill for these pipe systems. …

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7 Different Crushed Stone Sizes and …

Generally, as the grade number goes up, the size of the stone goes down. #1 – The # 1 crushed stone grade is the largest of the crushed stone grades and includes stone …

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Section 902 AGGREGATES

AASHTO M 92 Materials Finer than 75 mm (No. 200) Sieve in Mineral Aggregates by Washing ..... AASHTO T 11 Specific Gravity and Absorption of Coarse Aggregate .. ... materials …

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6 TYPES OF BACKFILL MATERIALS USED IN …

The suitability of rock as backfill material is highly dependent upon the gradation and hardness of the rock particles. The quantity of hard rock excavated at most subsurface structure sites is relatively small, but select …

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SECTION 31 23 23 UTILITY BACKFILL MATERIALS PART …

Standard Specifications Utility Backfill Materials Revised January 2017 31 23 23-1 SECTION 31 23 23 UTILITY BACKFILL MATERIALS ... Concrete sand 2. Gem sand 3. Pea gravel 4. …

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Microsoft Word

Use granular backfill material in the structure volume of sand, sand-gravel, or crushed stone, reasonably free from organics or otherwise deleterious materials, and complies with the following:

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SECTION 02220 EXCAVATION, BACKFILLING, AND …

B. Determine the field density of backfill in accordance with AASHTO Designation T-147. 1.04 REFERENCES AASHTO Designation T-99 ... Revised 1/07 2 AASHTO Designation T-180 …

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aashto specifiions for crushed stone as backfill materials

Suitable Backfill Material: Class II, Class III, Class IVA, or Class IVB as defined in Section 3010, 2.02. determined according to AASHTO T 96. SUDAS Standard Specifications Division 3 - …

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GitHub

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BACKFILLING

Initial Backfill: After the pipe has been installed, select material from the excavation shall be placed along side the pipe in layers not exceeding 4 inches in depth to a …

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31 23 33

23 23 – Utility Backfill Materials for description of backfill and bedding materials. 1.02 SUBMITTALS A. All backfill materials (to be used for backfill, haunching, and bedding), shall …

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Board of Water and Sewer Commissioners

A. AASHTO T99 – Standard Method of Test for Moisture-Density Relations of Soils Using a 2.5-kg (5.5-lb) Rammer and a 305-mm (12-in) Drop ... the overcut shall be backfilled with crushed …

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STANDARD SPECIFICATIONS FOR CONSTRUCTING …

5. Flowable Backfill: This shall be used as a backfill material in cases where traffic can only be closed for a short period of time. It will only be used when directed by the …

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1107

This specification covers aggregate for backfill. Use this when structures, pipe, mechanically stabilized ... For select granular backfill material composed of crushed stone, submit a …

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Status of AASHTO Materials Standards and Test …

Status of AASHTO Materials Standards and Test Methods ... practices, and test methods that have been published as part of the AASHTO Standard Specifications for Transportation …

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AASHTO #8 Stone

AASHTO #8 is a large grade of crushed stone. Like AASHTO #1, #3, and #57, it is a clean material that will not compact. ... Grades of crushed stone are categorized by the size of the new …

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PennDOT Specification Changes for Materials, …

PennDOT Specification Changes for Materials, Equipment, Compaction, and Testing of Embankments and Fills ... - Excludes AASHTO No. 8 coarse aggregate and select granular …

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31 20 00 EXCAVATION, TRENCHING AND BACKFILLING

The material shall be a soil material which meets requirements of AASHTO Ml 45 for soil classification A-i-a, A-i-b, A-2-A, A-3 acceptable for select backfill.

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Classes of Embedment and Backfill Materials …

The ASTM D2321 classes are listed with description, major divisions, notation, AASHTO soil groups and visual descriptions with photographs. An AASHTO M 43 Table 1 standard sizes of processed aggregate shows the values for size …

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Section 4131 | Revised 10/15/2024

Porous Backfill Material 4131.01 DESCRIPTION. Gravel or crushed stone. 4131.02 GRADATION. Meet the requirements of Gradation No. 29 of the Aggregate Gradation Table, Article 4109. ...

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#6 Crushed Stone

Find coarse AASHTO #6 crushed stone for drainage or filler at York Building Products. Contact our team today to learn more about using this material.

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ACCEPTABLE FILL MATERIALS: STORMTECH MC-3500 …

ACCEPTABLE FILL MATERIALS: STORMTECH MC-3500 CHAMBER SYSTEMS NO COMPACTION REQUIRED. PLEASE NOTE: THE LISTED AASHTO DESIGNATIONS ARE …

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Section 812 Backfill Materials

1. Review the mixture and the percentages of each material, and approve a mixture suitable for the Project. D. Materials Warranty General Provisions 101 through 150. 812.2.04 Mechanically …

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Compacting AASHTO #57

This is particularly important when using stone as a replacement material in undercut footing excavations where sidewalls are soft. I have used 57 stone in this application …

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DIVISION III MATERIALS

Coarse aggregate for use in pipe backfill under wet conditions, underdrain ... was produced and placed in accordance with applicable Department Specifications. Materials substantially …

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