Click it again to reverse the order. Contact your local TenCate Geosynthetic representative for the proper use and specification of these products. Mirafi 1100N, 1120N and 1160N are heavy weight nonwoven geotextiles for more severe or extremely harsh conditions, such as rip-rap and revetment applications. Refer to Section 4-96, Geosynthetics, of this manual for guidelines on inspecting and accepting rock slope protection fabric. <> application/pdf 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. Be sure to consult your local project engineer or construction professional about the rock sizing and particular . endobj 0000004014 00000 n 2019-07-30T13:47:33-04:00 :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 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. Erosion control devices provide direct protection to the soil surface therefore, are considered one the best measures for preventing erosion. 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. 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. {s9y^ Contract Cost Data Project Details. Inspect the rock to ensure it has been cleaned of any adhering dirt and clay and is moistened before concrete placement. Of the various types of instability problems, foundation failures are the most serious and most common. 0000014231 00000 n mum slope of two feet of horizontal distance for one foot of vertical rise. HToL[U?Ayb:V;%Y48{RMLIlq&+J[mNN?J;A? There are three material gradation requirements based on required rock layer thicknesses. Place a layer (six inch minimum) of The challenge was to construct a new taxiway over areas that were built on tidal flats and land reclaimed from Boston Harbor. <>stream Otherwise, placement could result in what is known as rockers or unstable rocks. Angular shaped rock may be used on any planned slope. The plans indicate the minimum depths of foundations. 1 0 obj 0000000871 00000 n TAR_%R5Wa%*x4ux-x5d1c iU:v9b!KXGcFK 1fN2 t K! Method B is not restrictive with respect to the placement of individual rocks. Mirafi 140N is a lightweight non woven geotextile that meets AASHTO M288 Class 3 geotextiles for separation and subsurface drainage. 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. /Length 5601 Rock mesh slope protection is a technique to control rockfalls . Properly designed and planted vegetative covers play 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. 8 0 obj Where applicable, inspect the footing areas and foundations for evidence of instability or areas where hydrostatic pressures may develop. For Type R, F, or Common stone riprap, provide Type 2 filter fabric when shown on the plans. 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 If necessary, order additional weep holes. 0000002336 00000 n 1800 Washington Blvd., Baltimore, MD 21230, Stormwater, Dam Safety, and Flood Management Home, Plan Review for State and Federal Projects. IMPLEMENTATION OF ROCK SLOPE PROTECTION (RSP) DESIGN FDM 10-10-3 > 0000011079 00000 n <>/Font<>>>/Fields[]>> << Geofabrics offers a range of engineered slope, embankment and retaining wall solutions of use in transport infrastructure projects. 10 0 obj The Standard Specifications provide two methods of placement for this type of protection: Method A and Method B. 0000002313 00000 n 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. If you have any questions about the consistency of the gabions, you may also order the unit weight to be verified during the course of the work. (You may enter part of the word or the whole phrase). | Conditions of Use | Privacy Policy When changes are made, maintain records of details, depths, heights, and other dimensions, and enter these on the as-built plans. The bid item list and plans will specify which type of slope protection is to be performed. requirements. The concrete slope protection method consists of paving the embankment with portland cement concrete. The plans will designate which type applies at each location. 3, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. The Maryland Department of the Environment (MDE)recentlyadopted the 2011 Maryland Standards and Specifications for Soil Erosion and Sediment Control. 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. Slope protection is usually needed to protect the upstream slope against erosion due to wave action. 0000007029 00000 n Erosion Control Blankets Wattles help slow water runoff and reduce soil erosion. 0000012468 00000 n Standard contract items and descriptions for Caltrans projects. 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. Rock Slope Armor is a layer of rock, such as ditch lining rock, cobble rock, concrete rubble, or riprap, which is hand or mechanically placed on an erodible soil slope. Ensure that the contractor places the fabric before placing the rock slope protection. 0000013346 00000 n 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. 7 0 obj construction contract standards page. Consult engineer to ensure applicable design requirements are met. Check the area to be protected to ensure that the required expansion joints are in place. Test panels may be specified in the special provisions. Rock Slope Protection practice is intended for slopes too unstable for revegetation practices alone. Stable rock sizes and flow depths for riprap-lined channels having gradients between 2 percent and 40 percent may Use all suitable material in the work. Shop Lowe's for solutions to control erosion on slopes, as well. These products were developed to meet specific agency (DOTs, MTOs, etc.) 0000013368 00000 n The color shall be black unless otherwise specified in the contract documents. endstream 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. Riprap can be used to stabilize slopes to prevent erosion and provide support. Ensure the equipment used during spreading does not crack the rock. 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. 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. When slope paving with concrete pavers is specified, ensure the special provision requirements are met. engineering fabric pinned to the slope, or both a . At the start of gabion placement, require the contractor to verify the minimum unit weight of the gabions to ensure it meets specifications. ), Geocomposite Wall Drain (w/ 6oz on 1 or 2 sides - Please specify.). Before placement of the broken concrete, inspect the material and be sure the reinforcement has been removed flush to the surface of concrete. Observe closely during rock placement to detect any damage to the fabric. Close observation is required during rock placement to detect any damage to the fabric. 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. More simply put, if it is made of fabric and buried in the ground it is probably a geotextile! Check to ensure that slopes and foundation areas are graded and compacted to specified tolerances. Copies of these details are made available below in both Adobe Portable Document Format(PDF) and AUTOCAD Drawing (DWG) file formats. Mirafi N-Series Product Description Sheet. uuid:30dd8676-a64b-4579-9ccf-fc82965d356f This handbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. Smooth the graded foundation. Click on a heading to sort by that heading. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. Obtain initial samples and have them tested for the specified attributes. Refer to Section 4-96, Geosynthetics, of this manual for guidelines for inspecting and accepting rock slope protection fabric. >> 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. endobj US 160NW resists ultraviolet and biological deterioration, rotting, naturally encountered basics and acids. 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. This translates to a 0.75H: 1V incline and is shown below. 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. 0000007052 00000 n Draw Down Device, Sediment Basin Schematic - Vert. Geotextiles. 0000009682 00000 n 72-2.02B Fabric Fabric must be RSP fabric that complies with the class shown in the following table: 72-4 SMALL-ROCK SLOPE PROTECTION 72-4.02 MATERIALS Thishandbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. These supersede the previous Caltrans Riprap Sizes. 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. Your search for great running gear starts and ends with us. 1 0 obj The contract will identify the designated method. The maximum height of the vertica l lower portions 3.5 feet. Intermittent inspection of placement of slope protection, slope paving, and fabric operations. Fabric used for rock slope protection, temporary construction roadways, separation, stabilization, reinforcement, drainage, and erosion control. To respond to the different problems associated with instability of rock faces, Geofabrics also has a broad range of independently verified rockfall mitigation systems. 6'' min. /OPM 1 endobj The chart below lists US Fabrics' geosynthetics meeting CALTRANS specifications. Click on the product name for a data sheet. Placement of Bedding Material 1. You may be trying to access this site from a secured browser on the server. Center splash basin . %PDF-1.4 rock slope protection fabric (class 8) 591200 rock stain: 780450 rock stain: 720110 small-rock slope protection: 192032 structure excavation (rock slope protection) (engmet) 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 . XYo[unHCih,(~ t@K{ y.EmvKhy?_\F6.nO?iV5FlD,#t~J7z@Al.z_ooA=H /$Q-Aav. Please enable JavaScript in your browser. If the fabric is joined by stitched seams, stitch with contrasting colored yarn. Temp. 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. Civil engineers and landscape architects need proven solutions to control soil erosion, stabilize slopes, enable drainage and create a visually pleasing landscape. conforming to the requirements of 710-03 Vinyl Coated Steel Fence Fabric, Class A Wire Diameter, except color. uuid:bc193511-b4f2-4d99-b47d-5ec173dc2f21 (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. Click on the to search for an item in 0000015681 00000 n EZw5'dr=`j+2\8:U.|V,%)~h/X8ps <> Broken-concrete slope protection consists of placing broken concrete from job site locations identified within the contract. Ensure concrete is cured by one of the specified methods. - Shoreline Protection with EcoTubes&trade; CALTRANS does not have an APL/QPL for fabrics. To provide the desired cleanliness, the contractor may need to sluice the rock or facing. Lap 6'' min. >> When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. For details about concrete production, review Section 4-90, Concrete, of this manual. California Department of Transportation Vegetation (see . The contractor must also ensure the construction of adequate returns and keys at the ends. Refer to Section 6-202, Responsibilities for Acceptance of Manufactured or Fabricated Materials and Products, of this manual for additional information. 9 0 obj Ensure that rocks of the specified sizes and shapes are being used. 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. A Shoreline Erosion Control project would likely require fabric in the 10oz to 16oz weight range. Place a highly permeable and appro-priately sized geotextile filter fabric on the prepared slope following the manufacturer's recommendations. DM[2TI=lGQx7 UoFK1: V;39LFOr7LxPF{BL3he6X^@v[QhWiF!l3F) RTIBfx0.T F%n3h80Q,`[2xa%VLP /WD@j rK .9{N[#o/Fad#OK6YeqsyHl2M)V]/Nf(V?!1Oaw)fM 8JG)31m. Ensure existing shrubs and trees are protected so that they continue to anchor the surrounding soil. A geotextile is typically defined as any permeable textile material used to increase soil stability, provide erosion control or aid in drainage. Ensure the timber spacers are of the required material and spaced as planned. GHnBc__'h1'u]SO0P+R&yGeJ$FP?cSp28 1}9AQ #T6Bc*)_vU"]T hY# 3 0 obj Also, ensure the contractor does not drop rock into place; otherwise, cracking or breaking may occur. {.sAewh[w#Iv#W6f" $JOPf/W%%XKK&A~b ?nfY_iu"m]HDwP) Rp <> Properly designed slope protection and stabilization has to include two components: a vegetational-biological and a mechanical-structural component. YOU MUST NOTIFY US FABRICS BEFORE RECEIVING PRICING. endobj State-furnished materials and expenses, as well as supplemental work items and descriptions. Geosynthetic Bond Breaker (Call for product. K@^9t% OZ$Mb Ne#^/_*Zw;*T_]k. %PDF-1.4 % Angular shaped rock may be used on any planned slope. <>/XObject<>/Properties<>>>>>/Rotate 0/StructParents 0/Tabs/S/Type/Page>> Nominal RSP class by median particle diameterb Nominal median (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. 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. 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. 0000008354 00000 n 5 0 obj 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. 2019-07-30T13:44:04-04:00 To better control the contractors selection of rocks for placing, ensure the contractor paints tonnage on large rocks used in foundation construction. Observe construction to ensure the contractor does the placing, finishing, and curing as specified. 0000000928 00000 n rock slope protection (3/8 t, class vi, method b) (ton) 723060 rock slope protection (300 lb, class iv, method b) (cy) . The method for placing rock will either be Method A or Method B, whichever the contract designates, as discussed in Section 4-7203A, Rock Slope Protection, of this manual. Links to important documents and pages can be found below the chart. 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. If the rock contains an excess of fines or inadequate voids, the desired results may be impossible to obtain. Class 2 is the default Class for M288 applications. 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. (see Riprap Slope Protection Worksheet). Chapter 4: Construction Details, Section 72: Slope Protection, Direction of flow and angle of impingement at various water stages, Capability of adjacent soil types to resist erosion from wash and eddy currents. 2, METHOD B) (CY) (ENGMET), ROCK SLOPE PROTECTION (NO. When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. 0000012187 00000 n The contract plans will designate the required rock layer thickness for each location. Transportation Specifications Section 96-1.02I for Rock Slope Protection Fabric, Class 8, nonwoven geotextile. 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. Verify the types of measurements and records necessary to support payment for the work. /OP true In 2007, the FAA approved construction of a new center field taxiway (Taxiway Mike) to alleviate airfield congestion. 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 stream Use 5 to 7 st 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. 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. For details about concrete production, review Section 4-90, Concrete, of this manual. Click on the to send the number to the Maximum slope 1.5:1 horiz:vert, (67% or 34) or flatter, and is limited to slopes < 30' of uninterrupted length. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. When rock slope protection fabric is required for either method, ensure the contractor places the fabric before placing the rock slope protection. <> All items. 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. The method is particularly adaptable to locations where high-velocity flow is not detrimental, but desirable, and the hydraulic efficiency of smooth surfaces is important. This has been superseded by Caltrans New Riprap Classes. Review contractors verification of unit weight of rock-filled gabions. Riprap is typically placed along graded ditch, channel, and shoreline banks over geotextile, which prevents erosional undercutting. Contact our sales team at 1-863-270-8118 to discuss your erosion control requirements.

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