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In 2007, the FAA approved construction of a new center field taxiway (Taxiway Mike) to alleviate airfield congestion. { , IMPLEMENTATION OF ROCK SLOPE PROTECTION (RSP) DESIGN. For details about concrete production, review Section 4-90, Concrete, of this manual. 9 0 obj Ensure the timber spacers are of the required material and spaced as planned. xZrFou D[&! 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. RSP-fabric Type of geotextile and quality requirements per Section 96 Rock Slope Protection Fabric of the Standard Specifications. engineering fabric pinned to the slope, or both a . Check the area to be protected to ensure that the required expansion joints are in place. The chart below lists US Fabrics' geosynthetics meeting CALTRANS specifications. rock slope protection (3/8 t, class vi, method b) (ton) 723060 rock slope protection (300 lb, class iv, method b) (cy) . 0000009704 00000 n Mirafi 1100N, 1120N and 1160N are heavy weight nonwoven geotextiles for more severe or extremely harsh conditions, such as rip-rap and revetment applications. :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 are available to meet BABA (Build America, Buy America) requirements. Natural Resources & Energy Infrastructure, Energy - Power Generation - Renewables - Solar, Energy - Power Generation - Renewables - Wind. 7 0 obj Consult engineer to ensure applicable design requirements are met. 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 . Provide galvanized guide rail cables a minimum 19 mm in diameter, consisting . Observe construction to ensure the contractor does the placing, finishing, and curing as specified. The gabions are placed on filter fabric as detailed in the plans and specifications. - Shoreline Protection with EcoTubes&trade; CALTRANS does not have an APL/QPL for fabrics. Also, ensure the contractor does not drop rock into place; otherwise, cracking or breaking may occur. /Filter/FlateDecode Paver Border InstallationPavers are "wet set" into concrete to create a 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 Otherwise, placement could result in what is known as rockers or unstable rocks. 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. 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. Draw Down Device, Sediment Basin Schematic - Vert. Ensure that the contractor places the fabric before placing the rock slope protection. DOCX ppmoe.dot.ca.gov Weight will vary based on density of rock available for the project. <>/Font<>>>/Fields[]>> ITEM 601 SLOPE AND CHANNEL PROTECTION - Pages XYo[unHCih,(~ t@K{ y.EmvKhy?_\F6.nO?iV5FlD,#t~J7z@Al.z_ooA=H /$Q-Aav. endobj 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. construction contract standards page. Nominal RSP class by median particle diameterb Nominal median Click it again to reverse the order. 2019-07-30T13:47:33-04:00 | Conditions of Use | Privacy Policy A Shoreline Erosion Control project would likely require fabric in the 10oz to 16oz weight range. The bid item list and plans will specify which type of slope protection is to be performed. All items. Erosion Control Fabric | Options, Pricing and Specs Your search for great running gear starts and ends with us. You may be trying to access this site from a secured browser on the server. The maximum height of the vertica l lower portions 3.5 feet. Upstream Slope Protection | Association of State Dam Safety Mirafi N-Series - TenCate Geosynthetics Technical Support available for assistance. Click on the to search for an item in Applicability Rock Slope Armor is applicable to: Slopes where unanticipated flows are encountered. 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 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 If the slope is steeper than 2:1, do not use rounded boulders and cobbles. (see Riprap Slope Protection Worksheet). 1, METHOD B) (CY), ROCK SLOPE PROTECTION (NO. FDM 10-10-3 When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. (You may enter part of the word or the whole phrase). This article studies the mechanical properties and stability of CC slope protection by comparing it with conventional material (shotcrete). 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. If the rock contains an excess of fines or inadequate voids, the desired results may be impossible to obtain. AASHTO is typical 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. 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 The Standard Specifications provide two methods of placement for this type of protection: Method A and Method B. PDF RIPRAP - Texas Department of Transportation For RSP Classes IX thru XI, use Class 10 RSP-fabric. endobj application/pdf 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.. There are three material gradation requirements based on required rock layer thicknesses. These supersede the previous Caltrans Riprap Sizes. Ensure the equipment used during spreading does not crack the rock. Contact our sales team at 1-863-270-8118 to discuss your erosion control requirements. 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. Obtain initial samples and have them tested for the specified attributes. Be sure to consult your local project engineer or construction professional about the rock sizing and particular . Rock Channel Protection Paved Gutter 601.13 Basis of Payment 601.01 Description. Type R. Use stones between 50 and 250 lb. 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. 0000009682 00000 n Resident engineers should be familiar with the material contained in Chapters 870, Bank ProtectionErosion Control, and 880, "Shore Protection," of the Highway Design Manual. 3, METHOD B) (TON), STRUCTURE EXCAVATION (ROCK SLOPE PROTECTION) (ENGMET). 0000005681 00000 n Temp. conforming to the requirements of 710-03 Vinyl Coated Steel Fence Fabric, Class A Wire Diameter, except color. 0000012187 00000 n Place a layer (six inch minimum) of IMPLEMENTATION OF ROCK SLOPE PROTECTION (RSP) DESIGN Design and construction application of concrete canvas for slope protection The gabion method consists of placing wire mesh box-shaped baskets filled onsite with hard, durable 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<>>> The contract plans will designate the required rock layer thickness for each location. Enter the item description of the code you wish to search for: At TenCate ourgoal is your success. Any springs or water courses that might affect the stability of the design. This handbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. <>stream Geotextiles have been in use for thousands of years dating back to the Egyptian Pharaohs. Erosion prevention practices - Riprap - Minnesota Stormwater Manual A geotextile is typically defined as any permeable textile material used to increase soil stability, provide erosion control or aid in drainage. Click on the to send the number to the 99 (30% off) Best Selling Saucony Flat Mask By mrhzid $8. 1. Before placement of the broken concrete, inspect the material and be sure the reinforcement has been removed flush to the surface of concrete. ), Geocomposite Wall Drain (w/ 6oz on 1 or 2 sides - Please specify.). Of the various types of instability problems, foundation failures are the most serious and most common. 0000000928 00000 n Review contractors verification of unit weight of rock-filled gabions. Slope protection is usually needed to protect the upstream slope against erosion due to wave action. Center splash basin . 0000012468 00000 n 2, METHOD B) (CY) (ENGMET), ROCK SLOPE PROTECTION (NO. 0000002313 00000 n The method for placing rock will either be Method A or Method B, whichever the contract designates, as discussed in Section 4-7203A, Rock Slope Protection, of this manual. US 160NW - US Fabrics FHWA - Center for Local Aid Support - Publications Riprap can be used to stabilize slopes to prevent erosion and provide support. Angular shaped rock may be used on any planned slope. endobj Review the plans for the location and number of weep holes. The concrete slope protection method consists of paving the embankment with portland cement concrete. CHAPTER 5 SURFACE AND SLOPE PROTECTIVE MEASURES - Food and Agriculture Links to important documents and pages can be found below the chart. AASHTO is typical mass of 4.1 sy/oz. Place a highly permeable and appro-priately sized geotextile filter fabric on the prepared slope following the manufacturer's recommendations. PDF California Bank and Shore Rock Slope Protection Design This has been superseded by Caltrans New Riprap Classes. Mirafi 180N is a moderate weight nonwoven geotextile that meets AASHTO M288 Class 1 geotextiles for separation and subsurface drainage. They blanket the soil, protecting it from wind and water forces. Geotextiles - Feature Comparison - Hanes Geo - Leggett & Platt 2. endobj The plans indicate the minimum depths of foundations. K@^9t% OZ$Mb Ne#^/_*Zw;*T_]k. endobj or call 1, METHOD B) (TON), ROCK SLOPE PROTECTION (NO. Slope Erosion Control | PRS Geo-Technologies Soil Stabilization Matting - Slope Application, Perm. Order corrective work when necessary. PsVPvCHWTxml4N,P>{Ur]JBV:V,iVkNm(C d3@p/J3O//.cji-+TA3 dsU)~Ds:mp7=h&X#0C]\:k`#+VW^`0 0=F5VvL(^f =w (j($M/!bMbo,iDjQL1{L! 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. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. Transportation Specifications Section 96-1.02I for Rock Slope Protection Fabric, Class 8, nonwoven geotextile. You can also lay bags of sand along problem areas in your landscape to keep soil from washing away and to redirect water. 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""(*$4"!f)G(J Stable rock sizes and flow depths for riprap-lined channels having gradients between 2 percent and 40 percent may KEwAx{N*$J }COpU?s{bs. 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. When slope paving with concrete pavers is specified, ensure the special provision requirements are met. If necessary, order additional weep holes. Shoreline Erosion Control Fabric Pro Fabric Supply The Maryland Department of the Environment (MDE)recentlyadopted the 2011 Maryland Standards and Specifications for Soil Erosion and Sediment Control. /OP true 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. with a minimum of 50% of the stones . 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. PDF Riprap Slope Protection More simply put, if it is made of fabric and buried in the ground it is probably a geotextile! 2 0 obj Hydraulic Design Manual: Embankment Protection - Texas Department of When shotcrete is to be used, review Section 4-53, Shotcrete, of this manual. Keep records up to date. <> You may check the size of rock by roughly measuring the size and converting the volume to mass. Review Section 4-90, Concrete, of this manual for details about concrete production. >> Lap 6'' min. Erosion Control at Lowes.com 6 0 obj BMP040 "rock slope protection (no fabric)" as applicable. Shop Lowe's for solutions to control erosion on slopes, as well. The contract will identify the designated method. 2019-07-30T13:44:04-04:00 (a) Exception: US 250NW is 5 pounds short on "grab breaking load" for Sediment Filter Bags. Thishandbook includes new and revised details for the various practices that are used in the development of erosion and sediment control plans. endobj Permeable Aggregate Materials and Filter Fabrics - Graniterock . Angular shaped rock may be used on any planned slope. Products with a are available to meet BABA (Build America, Buy America) requirements. The samples will be crushed in the laboratory to sizes needed to perform tests. 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. 0000013346 00000 n The plans will designate which type applies at each location. PDF Implementation of Rock Slope Protection (Rsp) Design Standard contract items and descriptions for Caltrans projects. Caltrans New Riprap Classes - Plainwater To better control the contractors selection of rocks for placing, ensure the contractor paints tonnage on large rocks used in foundation construction. Temporary structures shall be left in place until adequate vegetation and the permanent . Slope protection structures are to be used where concentrated water will cause excessive erosion on existing and/or recent cut and fill slopes. % Refer to Section 4-96, Geosynthetics, of this manual for guidelines for inspecting and accepting rock slope protection fabric. 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 products can be used in areas where they meet the local agency requirements. Need quick pricing on Erosion Control Fabric? <> /OPM 1 At the terminals of protection, ensure the contractor is particularly careful to avoid erosion and undercutting. 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. 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. (b) Paving fabric specification requires a minimum mass of 4.1 sy/oz. Intermediate, or B dimension (i.e., width) where A dimension is length, and C dimension is thickness. endobj 10 0 obj When specified, ensure coloring is added to the concrete. 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. 0000008354 00000 n RSP-fabric Type of geotextile and quality requirements per Section 96 Rock Slope Protection Fabric of the Standard Specifications. 0000013368 00000 n 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. 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. Flat or needle shaped rock must not be used unless the individual rock thickness is greater than 0.33 times the length. Intermittent inspection of placement of slope protection, slope paving, and fabric operations. 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. Before construction of any type of slope protection, review the plans, Standard Specifications, special provisions, any pertinent preliminary test data, and the location of the installation. (a) Exception: US 250NW is 5 pounds short on "grab breaking load" for Sediment Filter Bags.