Standard Specifications for Roadworks and Bridgeworks. Produced in a controlled manner to close tolerances for grading and plasticity. Technical Information Sheet CLASS 2 & 3 CRUSHED ROCK Class 2 Crushed Rock Class 3 Crushed Rock Application Road base materials Road base/sub base material, hard stand areas, under concrete slabs, bedding
20 mm or 3/4 inch Aggregate Base, Class 2, is used in roadways and is an aggregate made of a specific recipe of different sizes and quality of rock inclusive of 20 mm (3⁄4 in) to fine dust. An aggregate is normally made from newly quarried rock, or it is sometimes allowed to
Calculator. Class 2 Base Rock is a recycled product composed of fines and 3/4" crushed concrete. It is used underneath foundations, pathways, patios, and driveways. It is also used as a base underneath concrete and asphalt. Class 2 Base Rock meets the Cal Trans spec.
Caltrans identifies five different Subbase types (Class 1 thru Class 5) in Section 25 and three different Aggregate Base types (¾″ & 1 ½″ Class 2, Class 3) in Section 26. Each of these materials is differentiated by variations of Gradation, R-Value, and Sand Equivalent.
Oct 07, 2018· 3/4″ Class 2 Recycled Base This product is made to meet Caltrans Class 2 base rock specifications for use under road surfaces. Made from 100% recycled materials, this product contains concrete, asphalt, porcelain, and tile.
Class 2. Road Base Material. Available at: Sun Valley, Rialto, Escondido, Beaumont. Test Results: Rialto Escondido Sun Valley. CMB. (3/8″ rock) meets ASTM-C33 specs for concrete aggregates. Commonly used in concrete mixes, landscaping groundcover, driveways, walkways and
Easy to get heavy compaction with, Class II Road base is excellent for base applications in landscape construction projects. Made from a mixture of different sizes of crushed rock from 3/4" all the way down to fine dust. When ordering use the Purchase Order function at checkout and enter ROCK as your payment method.
Oct 07, 2018· 3/4″ Class 2 Recycled Base This product is made to meet Caltrans Class 2 base rock specifications for use under road surfaces. Made from 100% recycled materials, this product contains concrete, asphalt, porcelain, and tile.
Edition 7 Revision 0 of Specification 3051 introduces a change to the unbound granular base material designation. The materials which were previously designated as DGB20(HD) and DGB20 Traffic Category B are now both designated as Class 1 DGB, while DGB20 Traffic Categories C and D are now both designated Class 2 DGB.
Oct 07, 2018· 3/4″ Class 2 Recycled Base This product is made to meet Caltrans Class 2 base rock specifications for use under road surfaces. Made from 100% recycled materials, this product contains concrete, asphalt, porcelain, and tile.
Wilson 3/4" Class II Baserock is a crushed, well-graded blend of aggregates. Class II base is designed to compact tightly with the proper equipment. When compacted it provides an excellent base to concrete, pavers, and asphalt, or can be used alone as a driveway or pathway. Graniterock Class II Baserock meets the specifications of Cal Trans Section 26-1. This material is typically gray in color.
Class 2. Road Base Material. Available at: Sun Valley, Rialto, Escondido, Beaumont. Test Results: Rialto Escondido Sun Valley. CMB. (3/8″ rock) meets ASTM-C33 specs for concrete aggregates. Commonly used in concrete mixes, landscaping groundcover, driveways, walkways and
Base Rock Class 2 Recycled. Meets CalTrans specifications for recycled road base. Made from recycled concrete and asphalt. Base Rock Class 2 Virgin. Virgin rock is crushed to make this base rock that meets CalTrans specifications for road base. Blue Pathway Fines. Blue gray color ¼
base rock Class II Base (Virgin) Sonoma County and Cal Trans Spec Class II. Native rock with no recycled materials. Generally used to form a base for roads, parking lots, driveways, sidewalks, and used under asphalt. Designed to compact tightly when the right equipment is used. May be used as a sub base under foundations.
Edition 7 Revision 0 of Specification 3051 introduces a change to the unbound granular base material designation. The materials which were previously designated as DGB20(HD) and DGB20 Traffic Category B are now both designated as Class 1 DGB, while DGB20 Traffic Categories C and D are now both designated Class 2 DGB.
Limited Copies of 2018 Standard Plans Books and 2018 Specifications Books Available for Sale Design Publications Order Form (PDF) Accessibility Assistance: Caltrans makes every attempt to ensure our documents are accessible. Due to variances between assistive technologies, there may be portions of this document which are not accessible.
Aggregate Base Subbase AGGREGATES SPECIFICATIONS and REQUIREMENTS Specifications are generally clear, concise, quantitative descriptions of the significant characteristics of a construction material. The specifications Class AP is the highest class and is assigned to aggregates which meet the requirements for all
The standard specifications are the basic requirements governing the material, equipment and methods used in construction contracts administered by the Michigan Department of Transportation. This revision of the standard specifications was issued in 2011. Select a Standard Specification for Construction from the drop down menu.
Specifications, by Standard Special Provisions which are unique to a select group of projects or by Project Special Provisions which are unique to the specific bid proposal or contract. Working titles have a masculine gender, such as workman, workmen and foreman.
2.01 MATERIALS A. Aggregate Base (except as used as sub-ballast): Aggregate shall conform to Caltrans Standard Specifications, Section 26, Class 2 Aggregate Base, 3/4 inch maximum gradation. B. Aggregate Base used as sub-ballast: Aggregate shall conform to Caltrans Standard Specifications, Section 26, Class 2 Aggregate Base, 3/4 inch maximum
Effective with the November 2020 Letting 2021 Standard Specifications 301.2.4.3 Uses For Aggregate Classifications (1) The contractor may furnish the aggregate classifications, at the contractor's option, for the specified base types as allowed in table 301-1.
2. Class 2 Aggregate Base: a. Class 2 aggregate base shall be free of vegetable matter and other deleterious substances. Coarse aggregate, material contained on the No. 4 sieve, shall consist of material of which 25 percent by weight shall be crushed particles. Class 2 aggregate base shall conform to one of the following gradings, determined in
Class 2 Base Rock is a recycled permeable product composed of 3/4" crushed concrete and minimal fine stones allowing it to be water permeable. It is used underneath foundations, pathways, patios, and driveways or wherever permeability and stability are desired. Class 2 Permeable Base