0000013368 00000 n Placement of Bedding Material 1. The small-rock slope protection method consists of excavating and backfilling the footing trench, placing rock slope protection fabric as shown, and placing small rocks on the slope. For RSP Classes I thru VIII, use Class 8 RSP-fabric which has lower weight per unit area and it also has lower toughness (tensile x elongation, both at break) than Class 10 RSP-fabric. (You may enter part of the word or the whole phrase). All rights reserved. Method B is not restrictive with respect to the placement of individual rocks. To compensate for the lack of flexibility in the completed structure, ensure an adequate foundation lies below this type of protection. If the fabric is joined by stitched seams, stitch with contrasting colored yarn. For method A placement and the class of RSP described, comply with the rock grading shown in the following table: For method B placement and the class of RSP described, comply with the rock grading shown in the following table: Rock must have the values for the material properties shown in the following table: Select rock so that shapes provide a stable structure for the required section. Refer to Section 6-202, Responsibilities for Acceptance of Manufactured or Fabricated Materials and Products, of this manual for additional information. At TenCate ourgoal is your success. The plans will designate which type applies at each location. Project Details For EA 04-0A0204 - California endobj Natural Resources & Energy Infrastructure, Energy - Power Generation - Renewables - Solar, Energy - Power Generation - Renewables - Wind. Also, ensure the contractor does not drop rock into place; otherwise, cracking or breaking may occur. 8 0 obj =w (j($M/!bMbo,iDjQL1{L! When slope paving with concrete pavers is specified, ensure the special provision requirements are met. US 160NW resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. The best slope protection type for a given situation depends on the conditions where the installation is to be made, availability of protection material, cost of the various types, and protection desired. >> Caltrans New Riprap Classes - Plainwater Hydraulic Design Manual: Embankment Protection - Texas Department of Protection involves constructing a heavy mass of smaller rocks bound together by concrete. {.sAewh[w#Iv#W6f" $JOPf/W%%XKK&A~b ?nfY_iu"m]HDwP) Rp If the rock layer is shown as 7 inches thick, comply with grading shown in the following table: If the rock layer is shown as 5 inches thick, comply with the grading shown in the following table: If the rock layer is shown as 4-inches thick, comply with grading shown in the following table: Granular material must contain at least 90 percent crushed particles when tested under California Test 205. The gabions are placed on filter fabric as detailed in the plans and specifications.

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