The challenge was to construct a new taxiway over areas that were built on tidal flats and land reclaimed from Boston Harbor. 1, METHOD B) (TON), ROCK SLOPE PROTECTION (NO. This handbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. Rock mesh slope protection is a technique to control rockfalls . Manufacturers information can be found at: Contract Cost Data Project Details. The bid item list and plans will specify which type of slope protection is to be performed. Slope protection is usually needed to protect the upstream slope against erosion due to wave action. These products were developed to meet specific agency (DOTs, MTOs, etc.) Click it again to reverse the order. Refer to Section 4-96, Geosynthetics, of this manual for guidelines on inspecting and accepting rock slope protection fabric. 0000011079 00000 n The equilibrium soil-to-geotextile system that allows for adequate movement of a liquid across the plane of the geotextile with limited soil loss over the service lifetime of the application. 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. FDM 10-10-3 If you have any questions or would like to learn more, please contact us. Observe construction to ensure the contractor does the placing, finishing, and curing as specified. << NTPEP Datamine Information: RG80NC is a tracking model number for the following manufacturers products: Mirafi 180NC, SKAPS GE180/GT180C or Propex 861. Graniterock has a 101-year history of providing high quality products and service. 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. endobj 0000009704 00000 n 99 (30% off) Best Selling Saucony Flat Mask By mrhzid $8. Complete the Patio or Walkway 6. When specified, ensure coloring is added to the concrete. @>|0fWp^,Y/T!*gprE."8hjjJ7kUfmYxTsX"CfU2TL]Gdb_Kg,GA/`U)H!hkJARD[R` rock slope protection fabric (class 8) 591200 rock stain: 780450 rock stain: 720110 small-rock slope protection: 192032 structure excavation (rock slope protection) (engmet) 2019-07-30T13:47:33-04:00 The contract will identify the designated method. Need quick pricing on Erosion Control Fabric? {.sAewh[w#Iv#W6f" $JOPf/W%%XKK&A~b ?nfY_iu"m]HDwP) Rp Stable rock sizes and flow depths for riprap-lined channels having gradients between 2 percent and 40 percent may 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. Standard contract items and descriptions for Caltrans projects. Properly designed slope protection and stabilization has to include two components: a vegetational-biological and a mechanical-structural component. Protection involves constructing a heavy mass of smaller rocks bound together by concrete. Ensure concrete is cured by one of the specified methods. Angular shaped rock may be used on any planned slope. Civil engineers and landscape architects need proven solutions to control soil erosion, stabilize slopes, enable drainage and create a visually pleasing landscape. (One call ordering and delivery). Order corrective work when necessary. IMPLEMENTATION OF ROCK SLOPE PROTECTION (RSP) DESIGN /OP true 10 0 obj Properly designed and planted vegetative covers play application/pdf ), Geocomposite Wall Drain (w/ 6oz on 1 or 2 sides - Please specify.). Copies of these details are made available below in both Adobe Portable Document Format(PDF) and AUTOCAD Drawing (DWG) file formats. +NXR!ft]l|\P2. 1800 Washington Blvd., Baltimore, MD 21230, Stormwater, Dam Safety, and Flood Management Home, Plan Review for State and Federal Projects. To provide the desired cleanliness, the contractor may need to sluice the rock or facing. Geotextiles have been in use for thousands of years dating back to the Egyptian Pharaohs. endobj Enter the item description of the code you wish to search for: Fabric must be RSP fabric that complies with the class shown in the following table: Rock must be cobble, gravel, crushed gravel, crushed rock, or any combination of these. Click on a heading to sort by that heading. 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. Values shown are based on Table 873.3A dimensions and an assumed specific gravity of 2.65. EZw5'dr=`j+2\8:U.|V,%)~h/X8ps Products with a are available to meet BABA (Build America, Buy America) requirements. Without proper slope protection, a serious erosion problem known as "beaching" can develop on the upstream slope. 0000014231 00000 n 3, METHOD B) (TON), STRUCTURE EXCAVATION (ROCK SLOPE PROTECTION) (ENGMET). Consult engineer to ensure applicable design requirements are met. (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. <> Ensure that the contractor performs concrete finishing as specified and that the slope paving is cured by one of the specified methods. 2, METHOD B) (CY) (ENGMET), ROCK SLOPE PROTECTION (NO. | Conditions of Use | Privacy Policy Rock Channel Protection Paved Gutter 601.13 Basis of Payment 601.01 Description. Contact Us The chart below lists US Fabrics' geosynthetics meeting CALTRANS specifications. Angular shaped rock may be used on any planned slope. endobj (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. Observe closely during rock placement to detect any damage to the fabric. When exposed aggregate slope paving is specified, ensure any concrete set retarders are used in accordance with manufacturer instructions. 0000004037 00000 n Ensure that the contractor places the fabric before placing the rock slope protection. 2019-07-30T13:47:33-04:00 mum slope of two feet of horizontal distance for one foot of vertical rise. requirements. Of the various types of instability problems, foundation failures are the most serious and most common. engineering fabric pinned to the slope, or both a . %PDF-1.3 % Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. US Fabrics is proud to serve the geotextile needs of the State of Califronia, including: Los Angeles, San Diego, San Jose, San Francisco, Fresno, Sacramento, Long Beach, Oakland, Bakersfield, Anaheim, Santa Ana, Riverside, Stockton, Chula Vista, Fremont, Irvine, San Bernardino, Modesto, Oxnard, Fontana, Moreno Valley, Glendale, Huntington Beach, Santa Clarita, Garden Grove, Santa Rosa, Oceanside, Rancho Cucamonga, Ontario, Lancaster, Elk Grove, Palmdale, Corona, Salinas, Pomona, Torrance, Hayward, Escondido, Sunnyvale, Pasadena, Fullerton, Orange, Thousand Oaks, Visalia, Simi Valley, Concord, Roseville, Santa Clara, Vallejo, Victorville, El Monte, Berkeley, Downey, Costa Mesa, Inglewood, Ventura, West Covina, Norwalk, Carlsbad, Fairfield, Richmond, Murrieta, Burbank, Antioch, Daly City, Temecul and all other areas of California. Start by choosing whether your patio is a **single rectangle** or if it has a different shape, in which case you. >> Weight will vary based on density of rock available for the project. The latest list of Item Codes is available from HQ Test panels may be specified in the special provisions. 2, METHOD B) (TON) (ENGMET), ROCK SLOPE PROTECTION (NO. 1, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. The contractor must also ensure the construction of adequate returns and keys at the ends. 0000013368 00000 n 0000007052 00000 n Close observation is required during rock placement to detect any damage to the fabric. 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. Keep records up to date. This section provides guidelines for inspecting slope protection for work specified under Section 72, Slope Protection, of the Standard Specifications. 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. Obtain initial samples and have them tested for the specified attributes. 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. 2019-07-30T13:44:04-04:00 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. Review Section 4-90, Concrete, of this manual for details about concrete production. 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: $21.50 Total Price: Type of work: REALIGN ROADWAY Lap 6'' min. The samples will be crushed in the laboratory to sizes needed to perform tests. Place a highly permeable and appro-priately sized geotextile filter fabric on the prepared slope following the manufacturer's recommendations. Check the area to be protected to ensure that the required expansion joints are in place. trailer << /Size 489 /Info 438 0 R /Root 464 0 R /Prev 989742 /ID[<23d8c9b814a334ef8bf252da6b923edc><23d8c9b814a334ef8bf252da6b923edc>] >> startxref 0 %%EOF 464 0 obj << /Pages 445 0 R /Type /Catalog >> endobj 487 0 obj << /S 1440 /Filter /FlateDecode /Length 488 0 R >> stream For maximum effect, both components must be integrally planned prior to road construction. The small-rock slope protection method consists of excavating and backfilling the footing trench, placing rock slope protection fabric as shown, and placing small rocks on the slope. Thishandbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. 1. You may be trying to access this site from a secured browser on the server. - Shoreline Protection with EcoTubes&trade; CALTRANS does not have an APL/QPL for fabrics. 3, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. Smooth the graded foundation. California Department of Transportation :t4NV]j{/mtqF*sx[%M 5%(/%(Z-F|[atK5[~{a~EwDCV:/#K)f~7*RsAnnJa>Jg-m^>\V7EOG3o?nGYIFze/l( I!&VXo]mm#7I0:EK7_LFwek XYo[unHCih,(~ t@K{ y.EmvKhy?_\F6.nO?iV5FlD,#t~J7z@Al.z_ooA=H /$Q-Aav. The contract plans will designate the required rock layer thickness for each location. If your 20'x10' patio is to have a 6" base, then you should excavate a total area of 21' (20' +6" +6") by 11' (10' +6" +6"). JavaScript is required to use content on this page. 0000002336 00000 n endstream Refer to Section 6-202, Responsibilities for Acceptance of Manufactured or Fabricated Materials and Products, of this manual for additional information. Barrier Landscape Edging & Paver Edging 6'/8. 3. 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. Mirafi 180N is a moderate weight nonwoven geotextile that meets AASHTO M288 Class 1 geotextiles for separation and subsurface drainage. The finish surface must be roughened by brushing to expose rocks. 8 0 obj This information is to be used only as a guide. /Length 5601 Before placement of the broken concrete, inspect the material and be sure the reinforcement has been removed flush to the surface of concrete. YOU MUST NOTIFY US FABRICS BEFORE RECEIVING PRICING. 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. <> 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 > More simply put, if it is made of fabric and buried in the ground it is probably a geotextile! Please enable scripts and reload this page. 0000014254 00000 n Maximum slope 1.5:1 horiz:vert, (67% or 34) or flatter, and is limited to slopes < 30' of uninterrupted length. 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. When slope paving with concrete pavers is specified, ensure the special provision requirements are met. Ensure that rocks of the specified sizes and shapes are being used. 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. 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. If the slope is steeper than 2:1, do not use rounded boulders and cobbles. in a MS Word document format from the {s9y^ They are designed to protect against raveling-type rockfall that involves small-volume slope failures (up to about 7.6 m3 or 10 yd3) or blocks up to 1.5 m (5 ft), depending on the strength of the mesh used (Muhunthan et al. These supersede the previous Caltrans Riprap Sizes. (You may enter part of the word or the whole phrase). 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 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. RSP-fabric Type of geotextile and quality requirements per Section 96 Rock Slope Protection Fabric of the Standard Specifications. You may check the size of rock by roughly measuring the size and converting the volume to mass. Source: Caltran Highway Design Manual, Chapter 870 Riprap can be used to stabilize slopes to prevent erosion and provide support. Shop Lowe's for solutions to control erosion on slopes, as well. Your search for great running gear starts and ends with us. For measuring concrete or shotcrete, refer to Sections 4-90, Concrete, or 4-53, Shotcrete, of this manual. e&C+uPaN.%y5*>EJ9gcD,i4E|+I,b0 f)#H+E m:(B(u1b)Q%>cayKh 0SYB@RenkJ1HJ b#'mYtQS1 HU" 2`VoVsB: ~',2g(5DZsHrxUR5~4 4_ {YNjTjdV \ (aazR#;@1""(*$4"!f)G(J /Filter/FlateDecode Technical Support available for assistance. TAR_%R5Wa%*x4ux-x5d1c iU:v9b!KXGcFK 1fN2 t K! Testing must follow the frequencies shown in Section 6-1, Sample Types and Frequencies, of this manual. 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. 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. 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. Also, ensure the contractor does not drop rock into place; otherwise, cracking or breaking may occur. 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. Fabric used for rock slope protection, temporary construction roadways, separation, stabilization, reinforcement, drainage, and erosion control. endobj Soil Stabilization Matting - Slope Application, Perm. 0000000871 00000 n Intermittent inspection of placement of slope protection, slope paving, and fabric operations. 2 0 obj 0000008331 00000 n . The concreted-rock slope protection method is used where large rock is not economically available in large quantities, yet a heavy, service type of protection is required.