ballast stone for roof

  • Inverted Ballasted Roof System

    Inverted Ballasted Roof System Single Ply Roofing Association. Select regional version UK Rest of the world Download. The object content is configured for use in UK but it may also be suitable for use in other locations. Tags Embed Get technical help SPRASingle layer inverted roof covering system.

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  • Thermography for ballasted rubber roof

    Jul 29 2008  Thick stone ballast roofs are almost imposible for an effective IR scan. However if the ballast is small pea or pebble size rock then it should be ok. The large stone ballast has such a large thermal mass that the wet insulation below doesn’t alter the temp of the stone over the area enough to produce a reliable scan.

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  • PDF

    EVERGUARD TPO/PVC BALLASTED

    EverGuard TPO Ballasted Roof Systems The selection of membrane type thickness and attachment is the responsibility of the architect engineer owner or roof consultant. GAF EverGuard roof membranes must be used in roofing systems to be guaranteed by GAF. The following is a list of eligible membranes. 1.

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  • Apparatus and method for removing ballast stones from a roof

    Mar 08 1993  A stone ballast removal machine is typically utilized for picking up the ballast stones directly from roof 15. A gravel cart is used to carry the ballast stones to conveyor system 10 of the preferred embodiment. Roof ballast stones are typically in

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  • PDF

    Evaluating the Energy Performance of Ballasted Roof Systems

    and larger stone. Ballast comes in other configurations such as concrete or rubber pavers. Ballast is applied in loadings from the minimum of 10 lb/ft2 to over 24 lb/ft2. With the loose laid ballasted roof system the contractor places all the components of the roof system including the thermal barrier and insulation unattached on the roof deck.

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  • SRI of White Stone Ballast

    Apr 01 2013  I am working on a project that has roughly 50 of the roof surface covered in white colored not white coated stone ballast and 50 white PVC. I am having difficulty finding manufacturing information on the SRI of the white stone ballast. An article published by DOW and Oak Ridge National Laboratory ORNL proved the benefits of the stone ballast acting as

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  • Protected Membrane Roofing Ballast Options

    stone ballast Typically requires crushed graded stone placed over a stone filter sheet rolled out over the insulation. In the field of the roof a minimum of 48.8 kg/m² 10 lb/pi² ballast is required with 97.6 kg/m² 20 lb/pi² needed at perimeters and at large penetrations.

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  • PDF

    Roof Drainage Systems

    Different roof types demand different drainage strategies. 2. JOURNAL. found on suburban and rural residen tial buildings as well as many cultural New York City restrict use of stone ballast and instead pavers on pedes tals are standard. The pedestals elevate the pavers and allow water to flow

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  • PDF

    ROOF PAVERS Ballast and Plaza paver Deck Pavers For a

    ROOF PAVERS Ballast and Plaza paver Deck Pavers For a Wide Variety of Applications Roofing Pavers Ballast Paving Stones Ma Re Finish paver Walkway Pads Plaza Deck Paving Stones Paving Stones on Pedestals and more Nittèñouse 859©eveland Avenue Chambersburg PA 17201 0692 717 267 4500 Fax 717 Email nitmas epix

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  • A1Grit

    White Ballast. A1 Grit Ballast is a natural smooth water worn and screened large gravel used for many applications. White Ballast can range in size from 2 1/23/4 inches and can be made to meet various ASTM standards. Our roofing Ballast is commonly installed over membrane and single ply systems at 1000 1500 pounds per square.

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  • Weight of Pavers Quick Reference Chart 11 Materials

    Installing brick colored concrete pavers for ballast on an EPDM roof. About Our Paver Weight Chart We decided to put together a quick reference chart so we could look up the weight of pavers used in plaza deck roofing systems or as ballast

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    HANOVER ARCHITECTURAL PRODUCTS

    pedestrian walkway Roof Ballast Pavers make roof inspections safer and easier compared to stone ballast. When installed to completely cover the protected membrane they shield the membrane from punctures cuts and ultraviolet ray damage. FINISH DIAMOND COLOR NATURAL Diamond is a ballast paver finish. It is not recommended for aesthetic

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  • Ballasted Roof System

    Ballasted Roof System. For Your New or Reroofing Needs. Beginning in the 1970’s the ballasted roof system began becoming popular as a viable roofing option. The roofing system depends on the weight of stone at least 10 pounds per square foot to

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  • ROOF PAVER BALLAST PAVER PLAZA PAVER PATIO STONES

    Roof Pavers. Roof Pavers are hydraulically pressed to over 9000 psi with a slightly beveled edge. They come in 8 different sizes and. can be used in a variety of applications including. Ballast Paver SIZES. Roof Deck Pavers 12 x 24 x 2 . Roof Paver 18 x 18 x 2 . Patio Paver 18 x 24 x 2 . Pressed Concrete Paver 18 x 36 x 2 .

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  • PDF

    Ballast Paver Spec

    8. At center of roof pavers may be cut to a minimum width of 6 inch. 9. Use ASTM #3 stone ballast at 12 lbs. per square foot on roof interior. OR A. Walkway System 1. Install minimum 18 inch wide a slip sheet under walkway. 2. Install single or multiple course walkway between roof access and maintained equipment locations.

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  • A New Look at Ballasted Roofs

    Apr 09 2018  In a ballasted roof the stones are much larger at least an inch in diameter and applied much more heavily. In fact the weight of the stone ballast is the only item holding the roof components in place. The weight can vary from 10 pounds per square foot the minimum allowed by code to 25 pounds or more.

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  • Design of Loose Laid Gravel Stone Ballasted Roofs

    The amount of ballast varies from 50 to 65 kg/m² 10 to 13 psf in conventionally loose laid gravel stone ballasted single ply assemblies. Ballast is assumed to be round 38 mm 1.5 in. or 64 mm 2.4 in. smooth stone consisting of ballast gradation sizes #2 and #4 as specified in American Society for Testing and Materials ASTM D448.

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  • PDF

    Product Data Sheet

    BALLAST Stone pebbles for borders and ballast. 01 20 40mm WASHED RIVERSTONE / BALLAST Bitumen Waterproo˜ng the roof rooflights windows or vertical elements. On large roofs a one metre wide pebble border should be included at 40 metre intervals across the roof. To help maintain the vegetation barrier a retention angle should be included

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  • A Tar Gravel Roof Guide for Beginners Updated for 2021

    Jan 02 2021  Ballast Tar Gravel Roofing. On the other hand ballast roofing might be the right choice for your commercial property if you live somewhere with a ready source of ballast rocks/gravel of the appropriate size and you prefer the aesthetic look and texture of the larger stones. Paving stones can also be added to create walkways which add

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  • Ballast Rock

    Ballast rock is 4 6 inches and can be used for entrances and exits of job sites and drainage. This also known as Bull Rock. Disclaimer. Size Variation Please allow for up to 10 larger or smaller pieces as well as up to 10 fine material within

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  • Railroad Ballast Rock Specifications Sizes Background

    Dec 27 2021  According to Brian Solomon s book Railway Maintenance The Men and Machines That Keep the Railroads Running today the typical layout for a well ballasted railroad track system is stone lined to the top of the railroad ties protruding roughly 14 inches to either side. From this point the rock is tapered away on a 3 to 1 slope to an eventual distance of 9 feet

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  • Rounded Roofing Pebbles 20 40mm

    Rounded Roofing Ballast/Pebbles 20 40mm are a great alternative to scottish beach pebbles and are available in 10 20 and 40 unit packs of easy to manage poly bags. The material is also available in bulk bags. Our rounded roofing pebbles are naturally rounded and smooth in apprearance. These flint pebbles are grey and brown in colour.

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  • PV Mounting Systems

    In this case a particularly high quantity of ballast can be flexibly distributed over the rails. For roofs with a lower load bearing capacity and roof superstructures on which longer rails cannot easily be laid the triangles are attached directly to ballast blocks/stone slabs.

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  • 13 Types Of Stones Used In Construction

    Slate is a metamorphic type of rock.Its specific gravity is 2.89 and compressive strength is 770 kg/cm2 to 2110 kg/cm2.Slates are used for roofing purposes damp proof course and sills work etc.. The slate is available in black color.Also it has non absorbent properties.It is locally found in U.P M.P Mysore Rajasthan and Madras.. Sand Stone is a sedimentary stone.

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  • Ballast Pavers

    Aug 10 2011  The dead load weight of field applied stone ballast varies dramatically. Total Roof Protection ROOFBLOK Ballast Pavers create a smooth nonskid walkable surface that permits foot traffic on maintenance patio and terrace areas while protecting against scouring vandalism hailstones ultraviolet rays and other forces that might tear puncture

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  • Ballast Netting

    Ballast Netting is a cost effective way to deter Gulls and Crows from picking up and dropping ballast pebbles from height. Ballasted rooftops are growing as a popular building option in schools hospitals and larger Office blocks. They offer an aesthetically pleasing cost effective covering for warmer roofs that merges well with a range of

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  • Stone Ballast Removal

    Roof ballast removal is completed with a giant vacuuming truck and custom designed piping that allows the stone to be sucked right off the roof and into the truck. The stone is either left on site if the customer wants to keep it or disposed off site. At the end of the day the roof looks dramatically different and dirtier without ballast.

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  • Ballast Producers

    Typical ballast stone types range from trap rock to granite. Most locations are capable of unit train shipments and single car and block shipments are also available. CSX can provide aggregate hopper cars for your convenience or you can provide your own ballast hoppers. Ballast Producers on the CSX Network . Quarry Location

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  • Ballasted Roof Systems Costly Issues You Should

    Aug 05 2015  The stone ballast on a ballasted roof system is the only thing holding the roof system in place. The insulation is loose laid onto the decking. There are no fasteners installed at all 3 and 4 . Next the membrane is rolled over the insulation 2 . This again is loose so there are no fasteners or glues used to hold it down.

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  • Ballasted EPDM

    Metal roof deck EPDM Roof membrane Insulation Ballast Stone The problem is in the ballast stones or river rocks. When someone walks on your roof these stones rub together and can puncture the EPDM membrane which is the waterproofing sheet protecting your building. This leads to leaks that can encompass your whole roof. Since most buildings

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  • Protected Membrane Roof

    Protected Membrane RoofStone Ballast One of the advantages of using MM6125 in a Protected Membrane Roof Assembly PMR is that once the membrane is installed owners and designers can take advantage of various ballast options gravel pavers and Garden Roof to suit a specific project’s needs.

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  • Ballasted Roofs Meet Cool Roof Criteria

    May 13 2009  Stone sizes were a nominal 1 1/2 inch 38 mm diameter. One roof section had 10 pounds per square foot 49 kg/m2 of stone the minimum allowed for ballast. Another roof section had 17 pounds per square foot 83 kg/m2 of ballast and the third roof section featured 24 pounds per square foot 117 kg/m2 .

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  • Roof Ballast Stone Removal Services in Fort Worth and

    Call Roofworx today at 817 920 5974 for roof ballast stone removal in Fort Worth TX Ballast Stone Removal in Texas. Whether you are replacing your current single ply membrane roof or if you are looking to install a new roof entirely you will need to have the ballast stone removed from your roof’s surface.

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