loading dock ramp slope

Contact Us To calculate the grade, measure the difference in height from dock level to a fixed point 50' directly out from the dock. 18" difference over 600" distance. 1-800-741-1258 4" Thickx 10"High x 13" Long, 4" Thick x 12"High x 13" Long Kelley Final Product Sheets (Page 1) Radiant Heating: Because loading docks experience high air infiltration loads, radiant heating systems, hot water or gas fired, may be considered in lieu of convective or all-air heating systems as an energy saving measure. By changing the position of the ramp or using a different dock design, you can avoid having a loading ramp that is too steep and ensure that it offers your forklift drivers easy maneuverability and convenience while remaining safe. The average loading dock height is between 48 and 52. Some of the more general requirements address ensuring a slow, controlled ascent or descent on the ramp. Use combinations of bumpers for optimal protection, When installed properly all bumpers are maintenance free, Always verify the types of trucks being received before planning aloading dock. Understanding the Workplace: Loading Docks. 6 dock bumpers are traditionally used on docks where a lip protrudes from the wall and has a face of 10 or less. The maximum grade capability of a pallet jack is 3%, electric pallet jack 7%, electric lift truck 10% and gasoline fork tucks is 15%. Follow best practices for compliance to traffic engineering conventions in design to meet state and local codes. Ensuring that forklift operators are well-trained and attentive is a good first step. HVAC: Consider providing separate HVAC systems for loading docks when there is a significant risk of threatening, internal events. This is necessary due to asphalts tendency to become malleable under heat, resulting in depressions changing your truck differential to the dock. The loading dock space type described here includes a shipping and receiving dock for trucks and vans, a staging area, and at least one office space for dock supervisors or managers. Docks with either of these approaches need careful planning before implementation. Yard Ramps from BHS have a similar build but allow for extra versatility. Flooring: Resilient flooring should be used in offices adjacent to utilitarian spaces such as loading docks. All rights reserved. Safe forklift operators and well-designed equipment can help prevent or even eliminate dangerous accidents at the loading dock, which is well-worth the investment. Order 5 or more for free shipping, DB-13 Molded Dock Bumper United States Postal Service uses the open loading dock design for its delivery trucks with an overhead canopy covering the dock. 2009-04-23T08:03:45-05:00 Overhead and under-floor type systems are both appropriate. First, a declining dock has a tendency to move the top of the trailer towards the wall of the building; this causes damage to your facility and equipment. Forklifts could bottom out or lose traction with a steep grade. // When the user clicks on the button, scroll to the top of the document References: For open docks or wide bays, extra-length, one-piece dock bumpers can also be used for maximum coverage and appearance (Fig. Disclaimer, Unified Facilities Guide Specifications (UFGS), Secure/SafeSecurity for Building Occupants and Assets, Designing Buildings to Resist Explosive Threats, SustainableEnhance Indoor Environmental Quality, Energy-Efficient Products and Technologies. 7' mechanically fastened sections with 1.5" brush Monitoring Deliveries and Shipments: Examination of deliveries should take place in the staging area and should be monitored by the truck driver and a shipping/receiving clerk. This should be stuated so as not to impede the movement of trucks positioning for docking and leaving the facility. 10 dock bumpers are the most widely used for docks where trucks come in at approximately equal heights or when only standard size trucks are received. This can allow vehicles and foot traffic to maintain traction, especially if the loading ramp is in a place where it might get wet, icy, or dusty. Loading Dock Supply recommends a combination of standard and vertical bumper designs (Fig 3 & 4) for dock protection. Loading Dock Equipment, Loading Dock Ramps, Dock Bumpers, Dock Boards, Yard Ramps, Dock Lights, and Industrial Equipment The flow of circulation into the dock should pass this control point, and access should be restricted to authorized personnel. One of the criteria that we look into when building ramps is loading dock ramp slope requirements. When the building wall projects past the foundation due to the use of metal or other finishing material, dock bumper projection must be considered more closely; i.e. 7). Web. 652 0 obj <>/OCGs[677 0 R]>>/Type/Catalog>> endobj 650 0 obj <>stream Declining & Inclining Approaches Lighting: Each truck position should be equipped with adjustable lighting fixtures for the illumination of the interior of trailers. 5). At Dura-Ramp, we are able to manufacture loading ramps to meet a massive variety of needs and specifications, and we always stick to a strict set of standards to ensure that our loading docks are safe to use. Adjacencies: Loading docks must be located for easy access by service vehicles and should be separate from public entrances to the building, public spaces, and other light industrial or warehouse zones. Typical features of loading dock space types include the list of applicable design objectives elements as outlined below. Monday-Friday Safety chains hold the ramp in place and the same 8-inch steel curbs guard the sides of the ramp. //Get the button Improper size of the loading dock doors can create extra-labor for loading/unloading trucks, reducing efficiency causing product/package damage and possible employee injury. Steep grades increase wear on loaders and can make certain types of equipment like motorized pallet jacks inoperable. The loading Dock is a key component of any facility, whether it is a warehouse, grocer, retail outlet, plant, or other material handler. That is why it is vital that your loading dock be built properly to allow your employees to use it safely and efficiently. Type R Bumper Using a line level determine the line drop at 50. 9 am - 6pm EST Fig 8 shows damage from "short spacing". For example, an 8 wide bay door receiving trucks at a straight approach are best protected by 24 high bumpers on either side and a standard 10 high bumper in the center. The maximum grade capability of your clients material handling equipment, consistent with dock leveler and board length. Absorptive acoustical surfacing will reduce the noise level in the dock but will have little effect on the transmission outside it. 11 Oct. 2017. This puts the top of the trailer further away from the wall, while also channeling water runoff away from the facility and your product. It is the most expensive loading dock design requiring greater initial investment and maintenance. BHS Dock Ramps are 84-inches wide by 30 feet-long from dock to ground. This provides an overall truck width of 10 including the mirrors. Blast Protection: Based on risk analysis for the building, the loading dock should be located so that vehicles will not be driven into or parked under the building. if (document.body.scrollTop > 1000 || document.documentElement.scrollTop > 1000) { Fig 9 shows "lateral safety zone" impact absorption advantage provided by longer bumpers. When planning the dock height always try to strive for the least incline/decline approach to load/unload the vehicles that arrive at the dock, this will provide a longer life for the material handling equipment and the dock leveler. Always consider long term construction in order to avoid costs in later years. Accommodating Vehicles: Loading docks must accommodate various sizes and types of vehicles used to deliver or pick up materials from the building. A main concern for this type of dock is the need for ventilation, adequate air-exchange, due to the exhaust fumes of motors operating within. Note that dumpsters used at the loading dock should be located in a controlled area. Monitoring Ingress / Egress: A dock manager's room or booth should be located so the manager can keep the entire dock area in view and control the entrance and exit from the building. 1) or the lower steel members of trailer bodies. The goal of 'Whole Building' Design is to create a successful high-performance building by applying an integrated design and team approach to the project during the planning and programming phases. Competitor Replacement Battery Extractors, Stainless Steel Mobile Wash Station with Water Tanks, Compartment Roller Tray Low Profile Plate Mount, Powered Mobile Lift & Tilt Tables (PMLTT), Material Carts, Hand Trucks, & Warehouse Trailers, Structural Barriers, Bollards, Safety Equipment, Personal Protective Equipment (PPE) & Safety Tools, Spool Winding Trolley Industrial Internet of Things, Industrial Internet of Things (IIoT) Solutions, Operator Aboard Battery Extractor Systems, Compliance Statement for California Proposition 65, OSHA also recommends that operators drive in reverse. function topFunction() { Serving OH, AL, AK, AZ, AR, CA, CO, CT, DE, FL, GA, IA, IL, IN, ID, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NH, NJ, NM, NY, NC, ND, OK, OR, PA, RI, SC, SD, TN, TX, UT, VT, VA, WA, WV, WI, WY, Get a QuoteBack to Top A 60' long trailer 8'6" wide requires a minimum of 510 square feet of staging area and can be loaded to a height of 10'0". Spills and leaks must be cleaned up immediately; damage to flooring must be repaired; dock plates must be properly placed; trash must be removed and disposed of; containers, packaging, and tools must be kept out of circulation paths; and pedestrian and forklift routes should be differentiated and marked. If a ramp does need to be steep, it is best to use welded metal grates for the decking rather than wood boards. Note: Greater door heights should be considered if special permit trucks are to be serviced, and at least one door should allow for the greater height, if a future need should require it. Disclaimer In addition to their equipment requirements, OSHA has specific instructions for forklift operators. WBDG is a gateway to up-to-date information on integrated 'whole building' design techniques and technologies. function scrollFunction() { Architects, engineers, and consultants should consider exceeding the applicable requirements whenever possible. Noise levels in the dock should be moderated to promote communication among users. The most common type of loading dock used today is the flush loading dock. Occupational Safety and Health Administration, United States Department of Labor, n.d. Web. When considering what adequate space for staging is, consider the largest freight received at your facility; be sure not to design your dock around smaller trucks if there is a possibility of receiving over the road LTL trailers in the future. Mass and limpness/flexibility are two desirable attributes for a sound transmission barrier. 7). Note: Each client's staging area requirement may very, so we recommend that you consult with your client to find out exactly how much staging area is required for your project. Edge of dock leveler bumper, sales@loadingdocksupply.com Edge Guards and Bumpers: Loading docks should be protected with edge guards and dock bumpers. 2022 National Institute of Building Sciences. Alternatively, consideration could be given to enclosing the entire loading bay. See also WBDG Secure/SafeFire Protection. The most effective approach grade for a loading dock is approximately a 1%-2% incline. This design often used by package handlers utilizing fleets of box trucks, allows for control against pilferage while improving efficiency and comfort; it also doubles as space for overhead cranes loading/unloading flat bed trucks. application/pdf These doors should be able to close completely and lock after business hours. Air Intake Ventilation: The placement and location of outside air intakes is critical to the health and well-being of the building occupants and must be in compliance with the security requirements of the building. See WBDG Materials. Consider these for docks that accommodate panel and pebble trucks as well as over the road trailers. Here are a few specific requirements: 29 CFR 1926.451(e)(5)(ii) No ramp or walkway shall be inclined more than a slope of one vertical to three horizontal (20 degrees above the horizontal)., 29 CFR 1910.178(n)(7) Grades shall be ascended or descended slowly., 29 CFR 1910.178(m)(6) A safe distance shall be maintained from the edge of ramps. Divide the height by the length measured, using inches (e.g. 3.) Determination of the suitability of any product and any application contemplated by the Buyer is the sole responsibility of the Buyer or User. +1 (800)741-1258, Electric Trailer Restraint Bumpers should always place the top of a trailer a minimum of 4 between the tallest trailers top and wall. Saw tooth loading dock designs are effective where dock apron space needs to be minimized. The health of the forklift driver must be considered as they can be exposed to gas fumes from the larger vehicles that they are unloading. Second, if the incline or decline is too severe employee, equipment, and product safety come under risk of toppling during unloading & loading. Loading dock flooring that is clean and well cared for. If a ramp is being used in a tight space, the length of the ramp may need to be shortened, which means that the slope of the ramp is affected and the rest of the loading dock system should be designed to make sure that it is still safe to be used. Security cameras may serve as a back up. mybutton.style.display = "block"; // When the user scrolls down 1000px from the top of the document, show the button Maintaining a negative pressure in docks, relative to the rest of the building, will help reduce infiltration and enhance indoor environmental quality. 2). }. Optimal dock height plays a critical role in providing smooth product transferThe following selection criteria must be considered for a proper loading dock height. National Institute of Building Sciences Carbon Monoxide Exposure: Carbon monoxide exposure from trucks and powered material-handling equipment, such as forklifts, presents a serious health risk to employees who work on loading docks. Allow space for your plate legs and mount vertical bumpers at the desired distances on either side. Use 3/4" or 5/8" lag bolts or sleeve anchors; minimum length 3" and use corresponding shield if required. If trucks are approaching at an angle a continuous bumper or overlapping angles should be used to limit the chance of a trailer corner coming in contact with the wall. Factors which ensure the safe function of those pieces of equipment is relative to dock door displace-ments from each other as well as adequate staging space within the facility. document.documentElement.scrollTop = 0; A good forklift ramp will help you meet all of these requirements and, in turn, keep forklift operators safe and in-control of their heavy loads. Emergency Egress: Loading docks should not be used as emergency egress paths from the building. Financial hardships affect your tenants, customers, employees and bottom line, for this reason aggressive dock safety practices are considered good business sense. If the apron space is to be surfaced with asphalt, a concrete landing strip must be poured. The 10' high door height typically provides the best access to the maximum trailer height. Dock bumper thickness is the second most important component besides placement of the bumpers. Whether you need a portable loading ramp that can provide access to trucks in the yard, or a semi-permanent auxiliary ramp for your loading dock, OSHA-compliance begins with picking the right product. hF"3|ecX#q*R aBz1# UKinw/Wgal:vl:zh3. Common problems on the loading dock are often rooted in initial design elements which do not take into consideration future dock uses or the evolution of manufacturing and production. Separate or dedicated docks should be considered for food service areas. Flush Loading Dock Design A simple guideline for determining apron space is to take the sum of the longest possible combination of truck and trailer and multiply the total length by two, then adding an additional safety factor of 5'0" to 10'0" on the outcome. Accident Prevention: Slips and falls are among the most common types of accidents that occur on loading docks.

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