rock slope protection fabric class 810 marca 2023
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. For combination slope/bench systems in TYPE A soil and a trench depth of less than 8 feet, the steepest maximum allowable slope is 53 degrees from the horizontal. 2. /OPM 1 5 0 obj <> Temp. Erosion control is an important element of successful slope protection. <> | Conditions of Use | Privacy Policy At the start of gabion placement, require the contractor to verify the minimum unit weight of the gabions to ensure it meets specifications. Method B is not restrictive with respect to the placement of individual rocks. Stable rock sizes and flow depths for riprap-lined channels having gradients between 2 percent and 40 percent may 1, METHOD B) (TON), ROCK SLOPE PROTECTION (NO. %PDF-1.4 % The devices include ground covers and channel liners such as: 1. endobj If necessary, order additional weep holes. For maximum effect, both components must be integrally planned prior to road construction. You may be trying to access this site from a secured browser on the server. Riprap is typically placed along graded ditch, channel, and shoreline banks over geotextile, which prevents erosional undercutting. Slope protection is usually needed to protect the upstream slope against erosion due to wave action. Nominal RSP class by median particle diameterb Nominal median 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. 3 0 obj 0000009975 00000 n Draw Down Device, Sediment Basin Schematic - Vert. (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. stream If extensive slope protection problems are anticipated or encountered during construction, refer these to the design engineer and the project manager, who may in turn obtain the advice of the Caltrans Bank and Shore Protection Committee.. They blanket the soil, protecting it from wind and water forces. 7 0 obj 0000002044 00000 n >> To provide the desired cleanliness, the contractor may need to sluice the rock or facing. For measuring concrete or shotcrete, refer to Sections 4-90, Concrete, or 4-53, Shotcrete, of this manual. Fabric used for rock slope protection, temporary construction roadways, separation, stabilization, reinforcement, drainage, and erosion control. If the fabric is joined by stitched seams, stitch with contrasting colored yarn. Geotextiles. This article studies the mechanical properties and stability of CC slope protection by comparing it with conventional material (shotcrete). Suggested levels of inspection for slope protection activities are: Ensure the contractor is actively performing quality control on placing slope protection and slope paving throughout the operations. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. Maximum slope 1.5:1 horiz:vert, (67% or 34) or flatter, and is limited to slopes < 30' of uninterrupted length. Testing must follow the frequencies shown in Section 6-1, Sample Types and Frequencies, of this manual. endobj If excess concrete remains on the surface, the finished product, when used in streams, will be too smooth and, along the protection, velocities will increase beyond those intended during design. Click on a heading to sort by that heading. More simply put, if it is made of fabric and buried in the ground it is probably a geotextile! 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. 0000007029 00000 n When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. L Earth Compacted Fabric Engineering 6'' 1'-0'' centers Staples at 6'' 2'' 6'' (Rock Splash Basin) TYPE 4 1 2 (Rock Slope Protection) TYPE 5 Staples at 12 inch centers. Slope protection structures are to be used where concentrated water will cause excessive erosion on existing and/or recent cut and fill slopes. These supersede the previous Caltrans Riprap Sizes. The contract plans will designate the required rock layer thickness for each location. endobj Properly designed and planted vegetative covers play 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. FDM 10-10-3 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. % 0000008331 00000 n 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. NTPEP Datamine Information: RG80NC is a tracking model number for the following manufacturers products: Mirafi 180NC, SKAPS GE180/GT180C or Propex 861. RG12N Nonwoven Geotextile with a 300 lbs grab tensile strength and a flow rate of 65 gallons a minute per square foot. The samples will be crushed in the laboratory to sizes needed to perform tests. 0000011079 00000 n For measurement and payment, do the following: Chapter 1 - Caltrans Construction Organization, CalOES: Power Outage and Fire Recovery Resources. Graniterock has a 101-year history of providing high quality products and service. requirements. Type R. Use stones between 50 and 250 lb. Manufacturers information can be found at: Before placement of the broken concrete, inspect the material and be sure the reinforcement has been removed flush to the surface of concrete. Rock Channel Protection Paved Gutter 601.13 Basis of Payment 601.01 Description. 0000015681 00000 n The maximum height of the vertica l lower portions 3.5 feet. 0000014254 00000 n 0000002313 00000 n endobj Mirafi 135N, 140NL and 140NC are lighter weight versions of Mirafi 140N . Barrier Landscape Edging & Paver Edging 6'/8. xZrFou D[&! 0000005681 00000 n construction contract standards page. application/pdf 2019-07-30T13:47:33-04:00 engineering fabric pinned to the slope, or both a . main search page where you can specify additional parameters. GHnBc__'h1'u]SO0P+R&yGeJ$FP?cSp28 1}9AQ #T6Bc*)_vU"]T hY# Draw Down Device, Temporary Access Bridge (1 of 2, PDF only), Temporary Access Bridge(2 of 2, PDF only), Temporary Access Culvert (1 of 2, PDF only), Temporary Access Culvert (2 of 2, PDF only), Onsite Concrete Washout Structure (1 of 2, PDF only), Onsite Concrete Washout Structure (2 of 2, PDF only), If you are experiencing difficulty accessing these details or if there are anyquestions, please contact the Sediment, Stormwater & Dam Safety Program at (410) 537-3543 or by email (Amanda.Malcolm@maryland.gov, National Human Trafficking Hotline - 24/7 Confidential. The Standard Specifications provide two methods of placement for this type of protection: Method A and Method B. Start by choosing whether your patio is a **single rectangle** or if it has a different shape, in which case you. or call Erosion control devices provide direct protection to the soil surface therefore, are considered one the best measures for preventing erosion. 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. - Shoreline Protection with EcoTubes™ CALTRANS does not have an APL/QPL for fabrics. 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. Transportation Specifications Section 96-1.02I for Rock Slope Protection Fabric, Class 8, nonwoven geotextile. When specified, ensure coloring is added to the concrete. 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. 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. /Type/ExtGState 0000013368 00000 n If there are no prevailing agency specifications, it is recommended to follow AASHTO M288 for subsurface drainage applications. The finish surface must be roughened by brushing to expose rocks. <>/Metadata 7 0 R/OpenAction 8 0 R/Outlines 110 0 R/PageLayout/SinglePage/PageMode/UseOutlines/Pages 11 0 R/StructTreeRoot 137 0 R/Type/Catalog/ViewerPreferences<>>> 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. 0000002336 00000 n Links to important documents and pages can be found below the chart. The challenge was to construct a new taxiway over areas that were built on tidal flats and land reclaimed from Boston Harbor. 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. The latest list of Item Codes is available from HQ 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. The contract will identify the designated method. Values shown are based on Table 873.3A dimensions and an assumed specific gravity of 2.65. 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 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. Protection involves constructing a heavy mass of smaller rocks bound together by concrete. Polypropylene is stable within a pH range of 2 to 13. (a) Exception: US 250NW is 5 pounds short on "grab breaking load" for Sediment Filter Bags. The chart below lists US Fabrics' geosynthetics meeting CALTRANS specifications. HToL[U?Ayb:V;%Y48{RMLIlq&+J[mNN?J;A? 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. Soil Stabilization Matting - Slope Application, Clear Water Pipe Through Silt Fence/Super Silt Fence, Temporary Stone Outlet Structure (1 of 2, PDF only), Temporary Stone Outlet Structure (2 of 2, PDF only), Temporary Gabion Outlet Structure (1 of 2, PDF only), Temporary Gabion Outlet Structure (2 of 2, PDF only), Standard Inlet Protection (1 of 2, PDF only), Standard Inlet Protection (2 of 2, PDF only), Combination Inlet Protection (1 of 2, PDF only), Combination Inlet Protection (2 of 2, PDF only), Pipe Outlet Sediment Trap ST-I (1 of 3, PDF only), Pipe Outlet Sediment Trap ST-I (2 of 3, PDF only), Pipe Outlet Sediment Trap ST-I (3 of 3, PDF only), Stone/Riprap Outlet Sediment Trap ST-II (1 of 3, PDF only), Stone/Riprap Outlet Sediment Trap ST-II (2 of 3, PDF only), Stone/Riprap Outlet Sediment Trap ST-II (3 of 3, PDF only), Riprap Outlet Sediment Trap ST-III (1 of 3, PDF only), Riprap Outlet Sediment Trap ST-III (2 of 3, PDF only), Riprap Outlet Sediment Trap ST-III (3 of 3, PDF only), Concentric Trash Rack and Anti-Vortex Device (1 of 2, PDF only), Concentric Trash Rack and Anti-Vortex Device (2 of 2, PDF only), Types of Couplers for Corrugated Steel Pipe, Sediment Basin Schematic - Horiz. Rock grading and quality requirements per Standard Specifications. If you have any questions or would like to learn more, please contact us. Your search for great running gear starts and ends with us. uuid:bc193511-b4f2-4d99-b47d-5ec173dc2f21 (800) 518-2290, Providing the most comprehensive geosynthetic lines in the industry. Be sure to consult your local project engineer or construction professional about the rock sizing and particular . JavaScript is required to use content on this page. PsVPvCHWTxml4N,P>{Ur]JBV:V,iVkNm(C d3@p/J3O//.cji-+TA3 dsU)~Ds:mp7=h&X#0C]\:k`#+VW^`0 0=F5VvL(^f Shop Lowe's for solutions to control erosion on slopes, as well. Roll size is 15'x300 Equivalent to Mirafi 1120NC or Skaps GT112 (Click here for spec) Standard contract items and descriptions for Caltrans projects. 0000012187 00000 n Ensure that the contractor places the fabric before placing the rock slope protection. This section provides guidelines for inspecting slope protection for work specified under Section 72, Slope Protection, of the Standard Specifications. 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. A geotextile is typically defined as any permeable textile material used to increase soil stability, provide erosion control or aid in drainage. Contact our sales team at 1-863-270-8118 to discuss your erosion control requirements. Rock riprap consists of loose rock that is dumped on the slope and distributed. Class E Revetment Erosion Stone or Class E Revetment Erosion Stone or A A Engineering Fabric Ditch Bottom 2' 2' Anchor Slot W 6'' min. RSP-fabric Type of geotextile and quality requirements per Section 96 Rock Slope Protection Fabric of the Standard Specifications. RSP-fabric Type of geotextile and quality requirements per Section 96 Rock Slope Protection Fabric of the Standard Specifications. Rock mesh slope protection is a technique to control rockfalls . 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 %PDF-1.4 Verify the types of measurements and records necessary to support payment for the work. /Filter/FlateDecode Click it again to reverse the order. The plans indicate the minimum depths of foundations. <>/XObject<>/Properties<>>>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> Refer to Section 6-202, Responsibilities for Acceptance of Manufactured or Fabricated Materials and Products, of this manual for additional information. 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 AASHTO is typical mass of 4.1 sy/oz. 0000004014 00000 n EZw5'dr=`j+2\8:U.|V,%)~h/X8ps 2005), although maintenance considerations may serve to reduce this maximum size. Observe construction to ensure the contractor does the placing, finishing, and curing as specified. 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. 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. 0000000871 00000 n 1, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. (a) Exception: US 250NW is 5 pounds short on "grab breaking load" for Sediment Filter Bags. in a MS Word document format from the Complete the Patio or Walkway 6. Review contractors verification of unit weight of rock-filled gabions. This has been superseded by Caltrans New Riprap Classes. (For large riprap, consider a four inch layer of sand to protect the . 99 (30% off) Best Selling Saucony Flat Mask By mrhzid $8. 1 0 obj 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. Place a highly permeable and appro-priately sized geotextile filter fabric on the prepared slope following the manufacturer's recommendations. The gabions are placed on filter fabric as detailed in the plans and specifications. Geofabrics offers a range of engineered slope, embankment and retaining wall solutions of use in transport infrastructure projects. When changes are made, maintain records of details, depths, heights, and other dimensions, and enter these on the as-built plans. Obtain initial samples and have them tested for the specified attributes. Ensure that the contractor performs concrete finishing as specified and that the slope paving is cured by one of the specified methods. 8 0 obj In making such a decision, observe the following: Take pictures to document existing conditions and verify that Form CEM-3101, Notice of Materials to Be Used, includes the materials for slope protection. {.sAewh[w#Iv#W6f" $JOPf/W%%XKK&A~b ?nfY_iu"m]HDwP) Rp (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. 0000002021 00000 n Contact Us 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. The heavier fabrics provide more strength and are less likely to tear when large class II or Class III boulders are placed on them. 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. { , IMPLEMENTATION OF ROCK SLOPE PROTECTION (RSP) DESIGN. Refer to Section 4-96, Geosynthetics, of this manual for guidelines on inspecting and accepting rock slope protection fabric. Please enable JavaScript in your browser. Other Names Rock Slope Protection. . @>|0fWp^,Y/T!*gprE."8hjjJ7kUfmYxTsX"CfU2TL]Gdb_Kg,GA/`U)H!hkJARD[R` Neoloy Tough-Cells in slopes prevent erosion, enable drainage and stabilize the slope to provide a green surface cover. <>stream endobj US 160NW resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. AASHTO is typical mass of 4.1 sy/oz.. 3, METHOD B) (TON), STRUCTURE EXCAVATION (ROCK SLOPE PROTECTION) (ENGMET). Close observation is required during rock placement to detect any damage to the fabric.
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