2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.. ASTM Standards. C136 Test Method for Sieve Analysis of Fine and Coarse Aggregates. D8 Terminology Relating to Materials for Roads and Pavements. D75 Practice for Sampling Aggregates. E11 Specification for Woven Wire Test Sieve …
2014-1-23 · •Unless otherwise specified, minimum ballast coverage is 1000 lbs/SQ, using ASTM D 448-98, number 4, 3/4" to 1 1/2" (19mm to 28mm). Gravel ballast shall be smooth, water worn, with rounded edges and corners. •During installation of ballast, do not create piles on the roof deck. Membrane Seaming: •All surfaces must be clean and dry.
2017-10-2 · The following factors shall apply when designing a ballasted single-ply roof system. 2.1 Ballast In roofi ng, ballast comes in the form of large stones, (typically river bottom stone 3/4 in to 1-1/2 in (19mm to 38mm) diameter, size No. 4 per ASTM D448) or paver systems or light-weight interlocking paver systems, and is used to provide uplift ...
2021-6-25 · - Identify and prioritize green roof design, implementation and maintenance tasks - Quantify and qualify the amount of green roof maintenance necessary - Provide strategies and checklists for regular green roof maintenance Defi nitions Green roofs are defi ned as a living system that is an extension of a roof. This green space can be below,
2019-6-2 · D080600 .05 Renewal - SPF Roofing Systems: NOT MEETING: D080600 .09 New Classification Elastomeric Coatings in SPF Roofing: Monday: 10:00AM - 11:00AM: Denver: D080600 Spray Polyurethane Foam Roof Systems: Monday: 01:00PM - 01:30PM: Denver: D080900 .06 D312 Spec Asphalt Used in Roofing: NOT MEETING: D080900 .01 Coal Tar Sealer Topics: NOT MEETING
2016-8-1 · 6. Surfacing Aggregate: Stone, free of sharp edges, complying with ASTM D-1863. Adhere aggregate to the roofing system using cold applied adhesive. a. Where ASTM D-1863 aggregate is not available, provide aggregate complying with gradation size 6, 7 and 67 of ASTM of ASTM D-448, provide that moisture content by weight is three (3) percent or ...
2013-5-1 · ASTM D 638-03 – Standard Test Method for Tensile Properties of Plastics ASTM D 256-06 – Standard Test Methods for Determining the Izod Pendulum Impact Resistance of Plastics. ASTM D 648-06 – Standard Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise Position. 1.4 SUBMITTALS
2018-8-17 · Code officials concemed about stone ballast size can have stone screened accord-ing to AS1M D 448. However. a relatively quick measure of stone size can be accomplished by laying a ruler on the stone and determining average size by eye. Gravel …
gravel; ASTM D 448; coarse-aggregate grading Size 57; with 100 percent passing a 1-1/2-inch (37.5-mm) sieve and 0 to 5 percent passing a No. 8 (2.36-mm) sieve. NOTE: Existing roof ballast stone that has been cleaned of any roofing material and other foreign materials may be …
2021-10-24 · As an alternate, river bottom or crushed stone conforming to ASTM D-448 No. 3 or 24 may be used in lieu of the No. 4 stone applied at 490. kg/10m (min). As an alternate, river bottom or crushed stone conforming to ASTM D-448 No. 1 or 2 may be used in lieu of the No. 4 stone applied at 635 kg/10m (min). As an alternate, concrete pavers weighing ...
2021-10-20 · Ballast size: nominal ¾" to 1½" (19.0 mm to 38.1 mm) diameter stone meeting ASTM D 448 size #4 using ASTM C-136. See also 9.3.4 Loose-laid Ballasted Membranes . 3.3.3 Roofs Supporting an …
O. Hardscape / Roof Ballast (Edit to project requirements) 1. Pavers. a. Ballast Pavers. b. Architectural Finish Pavers. 2. Stone Ballast. Well screened and washed stone gravel meeting ASTM D-448-80, gradations #57, 2, 4 or 5. 3. Concrete Pour Topping.
ENRGY Anchor is a product in the Construction and Industrial Products category. Find submittal-ready datasheets, SDS, specs, ICC-ES reports.
2016-2-8 · L. River-Rock Ballast: River washed rock used as ballast shall meet the ASTM D 448 #57 requirements. Diameter of the rock particles shall maintain a nominal 3/4 inch to a maximum 1-1/2 inch range. PART 3 EXECUTION. 3.01 PREPARATION
Schofield Stone|Stone Wholesalers & Quarriers. #4 Roofing Ballast - ASTM D 448. Color: Tan & Grey. Details: ASTM D 448 - Naturally round, grey and tan granite. Used in roofing applications. Sizes:
2017-11-26 · 2.1 Ballast In roofing, ballast comes in the form of large stones, (typically river bottom stone ¾ in. to 1½ in. diameter, size No. 4 per ASTM D448 "Standard Sizes of Coarse Aggregate" or ASTMD7655/D7655M-12 "Standard Classification for Size of Aggregate Used as Ballast for Membrane Roof Systems") or
2021-7-27 · consisting of ballast gradation Sizes #1 or #2 as specified in ASTM D 448 "Standard Sizes of Coarse Aggregate". It should consist of 3½" to 1½" (90 mm to 40 mm) (#1) or 2½" to 1½" (65 mm to 40 mm) (#2) washed river stone with a minimum of 85% retained on a 1½" (40 mm) screen.
2016-8-19 · •Unless otherwise specified, minimum ballast coverage is 1000 lbs/sq using ASTM D 448-98, number 4, 3/4" - 1 1/2" (19 mm - 28 mm). Gravel ballast shall be smooth, water worn, with rounded edges and corners. •During installation of ballast, do not create piles on the roof deck. Membrane Seaming: •All surfaces must be clean and dry.
A minimum of 10 psf (48.8 kg/m2) of ballast, ASTM D-448-80 gradation #57 will provide adequate coverage over the field of the roof. Larger sizes such as gradations #5, #4, and #2 may be used especially when exposure to high wind is anticipated.
2021-2-4 · • Unless otherwise specified, minimum ballast coverage is 1000 lbs/SQ, using ASTM D 448-98, number 4, 3/4" to 1 1/2" (19mm to 28mm). Gravel ballast shall be smooth, water worn, with rounded edges and corners. • During installation of ballast, do not create piles on the roof deck. Membrane Seaming: • All surfaces must be clean and dry.
2018-1-26 · No. 3 Course Aggregate per ASTM D 448 (nominal 1 to 2 in. [25 to 50 mm] in diameter). 2.2.3.2.4 Growth media may be used as a secondary ballast material; that is, it may be used to ballast the loose-laid roofing components above the waterproofing …
2009-5-13 · The Washington, D.C.-based U.S. Environmental Protection Agency requires a minimum solar reflectance of 0.65, or 65 percent, in its Energy Star program; EPA does not have a standard for thermal emittance. By comparison, a roof with ballast over a roof membrane also can reduce peak rooftop temperatures and delay the heat flow into a building.
2021-7-28 · consisting of ballast gradation Sizes #1 or #2 as specified in ASTM D 448 "Standard Sizes of Coarse Aggregate". It should consist of 3½" to 1½" (90 mm to 40 mm) (#1) or 2½" to 1½" (65 mm to 40 mm) (#2) washed river stone with a minimum of 85% retained on a 1½" (40 mm) screen.
2015-7-7 · ASTM D 3746, ASTM D 4272, CGSB 37-GP-52M or the "Resistance to Foot Traffic Test" in Section 5.5 of FM 4470. 1507.12.3 Ballasted thermoset low-slope roofs. Ballasted thermoset low-slope roofs (roof slope < 2:12) shall be installed in accordance with this section and Section1504.4. Stone used as ballast shall comply with ASTM D 448.
Well screened and washed stone gravel meeting ASTM D-448-80, gradations #2, 4 or 5 (as directed by DuPont™, TechSolutions 508.3 Ballast Design Guide for PMR Systems). 3. Concrete Pour Topping
2017-11-17 · make your views known to the ASTM Committee on Standards, at the address shown below. This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the above
2021-6-27 · All references to stone ballast herein are references to ASTM D 448. The sizes and sieve analyses of the aggregates recommended in this TechNote are listed below. ASTM D 448: Standard Sizes of Coarse Aggregate Weight Percent Finer Than Sieve Openings Nominal Size Size Square Number Openings 3" 2-1/2" 2" 1-1/2" 1" 3/4" 1/2" 3/8"
2013-1-2 · •Unless otherwise specified, minimum ballast coverage is 1000 lbs/SQ, using ASTM D 448-98, number 4, 3/4" to 1 1/2" (19mm to 28mm). Gravel ballast shall be smooth, water worn, with rounded edges and corners.• During installation of ballast, do not create piles on the roof deck. Membrane Seaming: •All surfaces must be clean and dry.
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