0000014254 00000 n Decide whether modifications are necessary as a result of changed conditions. Method B is not restrictive with respect to the placement of individual rocks. 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. Check the area to be protected to ensure that the required expansion joints are in place. 2, METHOD B) (TON) (ENGMET), ROCK SLOPE PROTECTION (NO. 10 0 obj 0000002336 00000 n Intermittent inspection of placement of slope protection, slope paving, and fabric operations. Use 5 to 7 st You can also lay bags of sand along problem areas in your landscape to keep soil from washing away and to redirect water. JavaScript is required to use content on this page. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. Ensure concrete is cured by one of the specified methods. Riprap is typically placed along graded ditch, channel, and shoreline banks over geotextile, which prevents erosional undercutting. Rock grading and quality requirements per Standard Specifications. This has been superseded by Caltrans New Riprap Classes. 1 For RSP Classes I thru VIII, use Class 8 RSP-fabric which has lower weight per unit area and it also has lower toughness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. When exposed aggregate slope paving is specified, ensure any concrete set retarders are used in accordance with manufacturer instructions. Retaining Walls & Slope Stability BMP040 "rock slope protection (no fabric)" as applicable. The concrete slope protection method consists of paving the embankment with portland cement concrete. Mirafi 160N is a lightweight nonwoven geotextile that meet AASHTO M288 Class 2 geotextiles for separation and subsurface drainage. HToL[U?Ayb:V;%Y48{RMLIlq&+J[mNN?J;A? Caltrans requires the use of these new RSP gradations starting August 1st, 2016 in new projects and those not yet at 30 percent PS&E stage. XYo[unHCih,(~ t@K{ y.EmvKhy?_\F6.nO?iV5FlD,#t~J7z@Al.z_ooA=H /$Q-Aav. Geotextiles have been in use for thousands of years dating back to the Egyptian Pharaohs. The equilibrium soil-to-geotextile system that allows for adequate movement of a liquidin the plane of the geotextile over the service lifetime of the application. Please enable JavaScript in your browser. For method A placement and the class of RSP described, comply with the rock grading shown in the following table: For method B placement and the class of RSP described, comply with the rock grading shown in the following table: Rock must have the values for the material properties shown in the following table: Select rock so that shapes provide a stable structure for the required section. Mirafi N-Series nonwoven polypropylene geotextiles are used for soil separation, drainage in Transportation, Building Site, and Water Infrastructure projects such as subsurface drainage, permanent erosion control and roadway separation applications. =w (j($M/!bMbo,iDjQL1{L! Intermediate, or B dimension (i.e., width) where A dimension is length, and C dimension is thickness. 2. Slope Protection consists of rock, concrete, or concreted rock or slope paving ROCK SLOPE PROTECTION ROCK SHOULD DEMONSTRATE Stability: Angular shapes may be used on any planed slope Durability: Resist degradation and have a durability of 52 minimum (Caltrans) Consistency: Product is the same load after load. We're available on the following channels. Soil Stabilization Matting - Slope Application, Perm. If the rock contains an excess of fines or inadequate voids, the desired results may be impossible to obtain. endobj For measuring concrete or shotcrete, refer to Sections 4-90, Concrete, or 4-53, Shotcrete, of this manual. The State of Maryland pledges to provide constituents, businesses, customers, and stakeholders with friendly and courteous, timely and responsive, accurate and consistent, accessible and convenient, and truthful and transparent services. trailer << /Size 489 /Info 438 0 R /Root 464 0 R /Prev 989742 /ID[<23d8c9b814a334ef8bf252da6b923edc><23d8c9b814a334ef8bf252da6b923edc>] >> startxref 0 %%EOF 464 0 obj << /Pages 445 0 R /Type /Catalog >> endobj 487 0 obj << /S 1440 /Filter /FlateDecode /Length 488 0 R >> stream Testing must follow the frequencies shown in Section 6-1, Sample Types and Frequencies, of this manual. 0000004037 00000 n - Shoreline Protection with EcoTubes&trade; CALTRANS does not have an APL/QPL for fabrics. <>/Font<>>>/Fields[]>> 0000007052 00000 n Mirafi N-Series Product Description Sheet. Take the following steps when inspecting the work and materials for slope protection: In addition to the general functions discussed above, the following items apply to specific types of slope protection. Need quick pricing on Erosion Control Fabric? or call 8 0 obj When specified, ensure coloring is added to the concrete. /Type/ExtGState mum slope of two feet of horizontal distance for one foot of vertical rise. It consists of a layer of very large stones interlocked together and acts as a barrier on slopes that are unstable because of seepage problems or in areas that are receiving a large concentrated flow. Of the various types of instability problems, foundation failures are the most serious and most common. Rock mesh slope protection is a technique to control rockfalls . Other Names Rock Slope Protection. endobj 5. 0000009975 00000 n Graniterock has a 101-year history of providing high quality products and service. Civil engineers and landscape architects need proven solutions to control soil erosion, stabilize slopes, enable drainage and create a visually pleasing landscape. (see Riprap Slope Protection Worksheet). When evidence exists that the foundation depth is inadequate, obtain both the design and hydraulics engineers concurrence with a change order to deepen the foundation. US 160NW is a nonwoven needlepunched geotextile made of 100% polypropylene staple filaments. Benchmark inspection of sampling and testing of rocks. (You may enter part of the word or the whole phrase). Mirafi 140N is a lightweight non woven geotextile that meets AASHTO M288 Class 3 geotextiles for separation and subsurface drainage. The Maryland Department of the Environment (MDE)recentlyadopted the 2011 Maryland Standards and Specifications for Soil Erosion and Sediment Control. Natural Resources & Energy Infrastructure, Energy - Power Generation - Renewables - Solar, Energy - Power Generation - Renewables - Wind. Ensure that rocks of the specified sizes and shapes are being used. A geotextile is typically defined as any permeable textile material used to increase soil stability, provide erosion control or aid in drainage. The gabions are placed on filter fabric as detailed in the plans and specifications. 0000009704 00000 n For Type R, F, or Common stone riprap, provide Type 2 filter fabric when shown on the plans. When slope protection is paid by volume, review the plans and quantity calculations in the resident engineers file to determine if there is sufficient detail and accuracy to be used in the project records. 1800 Washington Blvd., Baltimore, MD 21230, Stormwater, Dam Safety, and Flood Management Home, Plan Review for State and Federal Projects. requirements. 0000008331 00000 n Source: Caltran Highway Design Manual, Chapter 870 The method for placing rock will either be Method A or Method B, whichever the contract designates, as discussed under Section 4-7203A, Rock Slope Protection, earlier in this section. > Be sure to consult your local project engineer or construction professional about the rock sizing and particular . main search page where you can specify additional parameters. At the start of gabion placement, require the contractor to verify the minimum unit weight of the gabions to ensure it meets specifications. The contractor must also ensure the construction of adequate returns and keys at the ends. Riprap can be used to stabilize slopes to prevent erosion and provide support. Soil Stabilization Matting - Channel Application, Perm. engineering fabric pinned to the slope, or both a . The Maryland General Assemblys Office of Legislative Audits operates a toll-free fraud hotline to receive allegations of fraud and/or abuse of State government resources. (For large riprap, consider a four inch layer of sand to protect the . EZw5'dr=`j+2\8:U.|V,%)~h/X8ps California Department of Transportation Transportation Specifications Section 96-1.02I for Rock Slope Protection Fabric, Class 8, nonwoven geotextile. Concrete canvas (CC) has the potential to become a widely used slope protection material owing to advantages such as flexibility, fast construction with low labor costs, and quick strength development. All rights reserved. When placing rocks, the contractor should ensure each placed rock is stable and not dependent on the one on top to hold it in place. If the slope is steeper than 2:1, do not use rounded boulders and cobbles. | Conditions of Use | Privacy Policy The following common types of slope protection are covered in this section: Other protective devices are used in conjunction with highway construction, and when used, they are included in the contracts special provisions. Proven Product Track Record (Aggregate is widely accepted and approved)Wilson Quarry Products are recognized as the Industry Standard in the Monterey Bay Area, Product meets and is Certified for Army Corp Projects. 6 0 obj 463 0 obj << /Linearized 1 /O 465 /H [ 928 1116 ] /L 999132 /E 15929 /N 109 /T 989753 >> endobj xref 463 26 0000000016 00000 n Properly designed and planted vegetative covers play Maximum slope 1.5:1 horiz:vert, (67% or 34) or flatter, and is limited to slopes < 30' of uninterrupted length. The contract plans will designate the required rock layer thickness for each location. Protection involves constructing a heavy mass of smaller rocks bound together by concrete. Observe construction to ensure the contractor does the placing, finishing, and curing as specified. Complete the Patio or Walkway 6. 2019-07-30T13:47:33-04:00 Method A is used where the stability of the rock slope protection is considerably dependent on the manner in which the individual rocks are placed. For RSP Classes IX thru XI, use Class 10 RSP-fabric. Consult engineer to ensure applicable design requirements are met. You may check the size of rock by roughly measuring the size and converting the volume to mass. Erosion Control Fabrics featured here have been used in a wide range of applications including slope stabilization, sediment containment, runoff filtration, home protection, and vegetative regrowth. Information reported to the hotline in the past has helped to eliminate certain fraudulent activities and protect State resources. Project Details For EA 04-0A0204 ITEM NUMBER 729011 ROCK SLOPE PROTECTION FABRIC (CLASS 8) Bid Opening Date (mm-dd-yyyy): 04-21-2021 District-County-Route-Postmile: 04-SON-1-R15./R15.7 Quantity: 220 SQYD Unit Price: $21.50 Total Price: Type of work: REALIGN ROADWAY concreted-rock slope protection (1/2 t, class vii, method b) (ton) 723215 concreted-rock slope protection (1/4 t, class v, method b) (cy) 723220 concreted-rock slope protection (1/4 t, class v, method b) (ton) 729011 rock slope protection fabric (class 8) 729012 rock slope protection fabric (class 10) 750020 rigid rail fall protection system Refer to Section 6-202, Responsibilities for Acceptance of Manufactured or Fabricated Materials and Products, of this manual for additional information. GHnBc__'h1'u]SO0P+R&yGeJ$FP?cSp28 1}9AQ #T6Bc*)_vU"]T hY# Geotextiles. Obtain initial samples and have them tested for the specified attributes. There are three material gradation requirements based on required rock layer thicknesses. Temp. Mirafi N-Series nonwoven polypropylene geotextiles are used for soil separation, drainage in Transportation, Building Site, and Water Infrastructure projects such as subsurface drainage, permanent erosion control and roadway separation applications. 1, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. {.sAewh[w#Iv#W6f" $JOPf/W%%XKK&A~b ?nfY_iu"m]HDwP) Rp Fabric used for rock slope protection, temporary construction roadways, separation, stabilization, reinforcement, drainage, and erosion control. <> %PDF-1.4 To better control the contractors selection of rocks for placing, ensure the contractor paints tonnage on large rocks used in foundation construction. In 2007, the FAA approved construction of a new center field taxiway (Taxiway Mike) to alleviate airfield congestion. You may be trying to access this site from a secured browser on the server. Whether you're speeding down a slope or cycling uphill, the F5 can be worn in a number of ways to fit your training and needs. endobj Erosion Control Blankets Wattles help slow water runoff and reduce soil erosion. 6'' min. <> Draw Down Device, Sediment Basin Schematic - Vert. The chart below lists US Fabrics' geosynthetics meeting CALTRANS specifications. TenCate develops and produces materials that function to increase performance, reduce costs and deliver measurable results by working with our customers to provide advanced solutions. When slope protection is paid by weight, refer to the discussion of weighing and metering procedures in Section 3-902E, Weighing Equipment and Procedures, of this manual. These supersede the previous Caltrans Riprap Sizes. On a cut slope, this could be due to . Rock Slope Protection Fabric, used in slope stabilization projects (see Technical Note on Rock Slope Protection / Rip Rap) When required by the Project Engineer, a Certificate of Compliance for each type of fabric being used should be issued by the supplier and furnished to the Engineer. Mirafi 135N, 140NL and 140NC are lighter weight versions of Mirafi 140N . Woven Stabilization and Separation Geotextiles, - Dimensions & Weights for EcoTubes Geotextile Dewatering Tubes, - Dimensions & Weights for EnviroGrid Cellular Confinement, - Material Safety Data Sheet (MSDS) - Drainboard, - Material Safety Data Sheet (MSDS) - Stratagrid, - Material Safety Data Sheet (MSDS) - Envirogrid, - Product Advantages of EcoTubes Geotextile Dewatering Tube, - Product Benefits of EcoTubes Sludge Dewatering Tubes, - Product Benefits of US Fabrics' Foundation Drains, - Product Benefits of US Fabrics' Sheet Drains, Design/Installation Guidelines; Applications, - Comparing Old Style & New Style - Strata Geogrid, - French Drain Exterior Foundation Install, - Geogrid & Welded Wire Form Inside Corner Placement, - Installation Guideline for Separation Heavy Geotextile, - Installation Guideline for Separation Medium Geotextile, - Sheet Drain Exterior Foundation Install, - Theoretical Tube Volumes & Dewatering Capabilities, - Typical Cross Section - Vegetated Reinforced Soil Slope, - Equivalent Products for Composite Drains, - Volumes & Dewatering Capabilities for EcoTubes Geotextile Dewatering Tubes, - Geogrid Quality for Finished Product and Raw Materials, - Use Woven Geotextiles Instead of Geogrids, - Municipal Waste Water & Water Treatment w/ EcoTubes, - SRW (Segmental Retaining Wall) Drainage. If using geotextile fabric, place on the smoothed foundation, overlap the edges at least 12 inches and secure with anchor pins spaced every three feet along the overlap. Click on the product name for a data sheet. Rock riprap consists of loose rock that is dumped on the slope and distributed. To ensure the success of Method A, ensure that the bearing of rocks from one to the other follows specifications and that the use of chinking rocks is limited to filling voids. Roll size is 15'x300 Equivalent to Mirafi 1120NC or Skaps GT112 (Click here for spec) "QamV(Z3VL> with a minimum of 50% of the stones . Riprap is a permanent layer of large, angular stone, cobbles, or boulders typically used to armor, stabilize, and protect the soil surface against erosion and scour in areas of concentrated flow or wave energy. This work consists of protecting slopes, channels, and gutters with riprap, interlock precast concrete blocks, concrete, grouted items, tied concrete block mats, crushed aggregate, or rock items. 0000014231 00000 n At TenCate ourgoal is your success. Contact Us Ensure the timber spacers are of the required material and spaced as planned. Vegetation (see . 3, METHOD B) (TON), STRUCTURE EXCAVATION (ROCK SLOPE PROTECTION) (ENGMET). 0000013368 00000 n Slope Protection consists of rock, concrete, or concreted rock or slope paving, ROCK SLOPE PROTECTION ROCK SHOULD DEMONSTRATE, THE PLACEMENT METHODS DESIGNATED BY CALTRANS, ADVANTAGES OF USING RIP RAP OR STONE PROTECTION FROM WILSON QUARRY (AROMAS), Make certain of the Product RequiredProject Service Requirements, Specifying Agency (Caltrans, Green Book, Army Corp or Other), Special Provisions addressing additional specifications, Certification Required (Submittals) Caltrans, Army Corps, other agency or engineer, Quantity Required (Specific GravityConversion Tons to Cubic Yards), Product Availability (Available when required, can handle Daily Shipping Requirements), The Reputation of your Supplier and their Products & Services, 100% Crushed Granite (Provides Superior Stability and Durability), Many different Rip Rap types available:All Caltrans Classes and Sizes, High Daily Production and Shipping Capacity (Can Handle Large & Small Jobs), Graniterock can provide delivery to your jobsite if desired. Slope paving is a broader term that covers a variety of methods for paving slopes, including colored slope paving, exposed aggregate slope paving, and slope paving with concrete pavers. (800) 518-2290, Providing the most comprehensive geosynthetic lines in the industry. (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. Erosion control devices provide direct protection to the soil surface therefore, are considered one the best measures for preventing erosion. Class 2 is the default Class for M288 applications. B. Cables. Cold storms bringing wind, rain and low-elevation snow heavy at times are forecast through early March. Lap 6'' min. endobj When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. C-15 Permeable rock jetties (fish habitat structures) C-8 C-16 Close-up of permeable rock jetty C-8 C-17 RSP tied to solid rock outcrop, natural impermeable retard (jetty) C-9 C-18 Soil-filled voids, natural vegetation C-9 C-19 Channel cut through deposited beach sand C-10 C-20 Layers of deposited sand C-10 For details about concrete production, review Section 4-90, Concrete, of this manual. Close observation is required during rock placement to detect any damage to the fabric. Click it again to reverse the order. cIP=L ?L-o'OfE;9'WgIBdysw>vOo#g 8L3f*7Mnd*3cdLy&v~;6s8;)9Q"SE8a+3/>svm^}+7Ea8IG01nY5y7mxJ]X9sGjv][ppYdv r=0EVPTO(Xam -j9 WYY5:F"l9o&l:dyg^0GXoZgm[\H2#RrlXpZd`CAlwE.Sz.BuTiqT;E@m3I~`km&yeF Copies of these details are made available below in both Adobe Portable Document Format(PDF) and AUTOCAD Drawing (DWG) file formats. Contact your local TenCate Geosynthetic representative for the proper use and specification of these products. 2005), although maintenance considerations may serve to reduce this maximum size. Copies of these details are made available below in both Adobe Portable Document Format (PDF) and AUTOCAD Drawing (DWG) file formats. Placement of Bedding Material 1. 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. This article studies the mechanical properties and stability of CC slope protection by comparing it with conventional material (shotcrete). (a) Exception: US 250NW is 5 pounds short on "grab breaking load" for Sediment Filter Bags. 7 0 obj 0000012468 00000 n Copyright 2007 State of California, (You may enter part of the word or the whole phrase), 1.2 M CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 1.5 M CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 1.8 M CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 108" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 2.1 M CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 2.4 M CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 24" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 48" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 60" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 600 MM CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET) (METRIC), 72" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 84" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), 96" CAST-IN-DRILLED-HOLE CONCRETE PILING (ROCK SOCKET), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/2 T, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (1/4 T, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (150 LB, CLASS III, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (150 LB, CLASS III, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (COBBLE, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (COBBLE, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (COBBLE, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (COBBLE, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (FACING, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (FACING, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (FACING, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (FACING, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, 150 LB, CLASS III, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, 150 LB, CLASS III, METHOD B) (TON), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, METHOD A) (CY), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, METHOD A) (TON), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, METHOD B) (CY), CONCRETED-ROCK SLOPE PROTECTION (LIGHT, METHOD B) (TON), REMOVE ROCK AND DEBRIS FROM CULTIVATED AREA, ROCK EXCAVATION (CONTROLLED BLASTING) (ENGMET), ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD A) (CY), ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD A) (TON), ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD B) (CY), ROCK SLOPE PROTECTION (1/2 T, CLASS VII, METHOD B) (TON), ROCK SLOPE PROTECTION (1/2 T, METHOD A) (CY), ROCK SLOPE PROTECTION (1/2 T, METHOD A) (TON), ROCK SLOPE PROTECTION (1/2 T, METHOD B) (CY), ROCK SLOPE PROTECTION (1/2 T, METHOD B) (TON), ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD B) (CY), ROCK SLOPE PROTECTION (1/4 T, CLASS V, METHOD B) (TON), ROCK SLOPE PROTECTION (1/4 T, METHOD B) (CY), ROCK SLOPE PROTECTION (1/4 T, METHOD B) (TON), ROCK SLOPE PROTECTION (150 LB, CLASS III, METHOD B) (CY), ROCK SLOPE PROTECTION (150 LB, CLASS III, METHOD B) (TON), ROCK SLOPE PROTECTION (1T, CLASS VIII, METHOD A), ROCK SLOPE PROTECTION (1T, CLASS VIII, METHOD B), ROCK SLOPE PROTECTION (1T, CLASS VIII, METHOD B) (TON), ROCK SLOPE PROTECTION (1T, METHOD A) (ENGMET), ROCK SLOPE PROTECTION (1T, METHOD B) (ENGMET), ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD B) (CY), ROCK SLOPE PROTECTION (20 LB, CLASS I, METHOD B) (TON), ROCK SLOPE PROTECTION (2T, CLASS IX, METHOD A), ROCK SLOPE PROTECTION (2T, METHOD A) (ENGMET), ROCK SLOPE PROTECTION (3/8 T, CLASS VI, METHOD B) (CY), ROCK SLOPE PROTECTION (3/8 T, CLASS VI, METHOD B) (TON), ROCK SLOPE PROTECTION (300 LB, CLASS IV, METHOD B) (CY), ROCK SLOPE PROTECTION (300 LB, CLASS IV, METHOD B) (TON), ROCK SLOPE PROTECTION (3T, CLASS X, METHOD A), ROCK SLOPE PROTECTION (4T, CLASS XI, METHOD A), ROCK SLOPE PROTECTION (4T, METHOD A) (ENGMET), ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD B) (CY), ROCK SLOPE PROTECTION (60 LB, CLASS II, METHOD B) (TON), ROCK SLOPE PROTECTION (8T, METHOD A) (ENGMET), ROCK SLOPE PROTECTION (FACING, METHOD B) (CY), ROCK SLOPE PROTECTION (FACING, METHOD B) (TON), ROCK SLOPE PROTECTION (LIGHT, METHOD B) (CY), ROCK SLOPE PROTECTION (LIGHT, METHOD B) (TON), ROCK SLOPE PROTECTION (NO. AASHTO is typical mass of 4.1 sy/oz.. More simply put, if it is made of fabric and buried in the ground it is probably a geotextile! Fabric Class Class Largest rock gradation class used in slope protection 8 Classes I-VIII 10 Classes IX-XI Replace the 1st paragraph of section 73-3.028 with: Rocks for concreted-rock slope protection must comply with the gradation shown in the following table: Concreted-Rock Gradation .

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