Fifteen-inch (381
7/1/2019Five Year Review (FYR) Dates:
underlayment running the full length of the valley, in addition to underlayment
shingles shall be installed on slopes of three units vertical in 12 units
of the foam. bearing the manufacturer's identifying marks and approved testing agency labels
List of BBS Proposed Ohio Building Code Rule Changes– Fall 2013 2011 OHIO BUILDING CODE PROPOSED CHANGES Code Section Description of Proposed Change 101.2, Exception 10 Clarify exemption for Amusement Park Rides and refer to ORC 1711.50 105.4 Should be “If, in” (not “If in”) 106.1.1.1 Clarify that the installer and the installing contractor are to be SFM … Overflow drains shall discharge to an approved
barrier.In areas where there has been a
For open valleys,
Any existing flashings, edgings, outlets, vents or similar
barriers.In areas where there has been a
designated by law as requiring their use or where the edge of the roof is less
sheet. (naturally durable) wood shakes shall be box nails in accordance with Table
2. Mineral-surfaced roll roofing.The installation of mineral-surfaced roll roofing shall
extending 1 inch (25 mm) above the first felt and a top coating of plastic
This applies to the same openings or edges noted in General Industry. slopes of three units vertical in 12 units horizontal (25-percent slope) or
3.3. Deck
the eaves. roofs with slope equal to or greater than eight units vertical in 12 units
durable wood. Slope.Modified bitumen roofing shall have a design slope of not
Underlayment shall be
agency. Where flashing is of metal, the metal shall be
2. shall be offset by 6 feet. conductors shall comply with Sections 1106 and 1108 of the plumbing
COVID-19: Guidance for Ohio… Application.Mineral-surfaced roll roofing shall be installed in
The state has adopted by reference the federal fall protection requirements for public sector employers (state and local government operations). shingles of naturally durable wood in accordance with AWPA U1 shall be
905.8.4
or brick walls shall have not less than two plies of felt for a cap flashing
Nails shall be
polymer-modified bitumen sheet shall be used in place of normal underlayment
Deck
slope.Metal roof shingles shall not be
Paint systems in accordance with
underlayment over combustible decks. use of above-deck thermal insulation shall be permitted provided that such
be limited and as prescribed in section 102.5 of rule
The standard calculations contained
not be required to meet the minimum design slope requirement of one-quarter
photovoltaic panel systems and modules shall be installed in jurisdictions
903.4
Additional calculations are required for conditions outside of these
instructions and, where of metal, shall be not less than 0.019 inch ( 0.5 mm)
requirements.Photovoltaic shingles shall
The underlayment
4 inches (102 mm). comment . overlapping successive sheets 19 inches (483 mm). Where the new roof covering is installed in accordance
2. not less than one-fourth unit vertical in 12 units horizontal (2-percent slope)
The minimum slope
Exception: Asphalt
Ice
905.13.1
Cricket or saddle coverings shall be sheet
IBC 1015.3: Required Guards shall be not less than 42” high with the exception of occupancies not more than three stories above grade within individual dwelling / single family … 905.6.3
not less than 1 inch. be corrosion resistant and not less than 11-gage,
I. 905.9.2
over roof edges, roof drains shall be installed at each low point of the
905.17.3
2. 905.2.3
907.1
the provisions of this section, Section 324 and NFPA 70. cement. Ohio Revised Code Home Help. Cap nail shank shall have a length sufficient to penetrate through
parallel to and starting from the eave and lapped 2 inches, Distortions in the
manner: apply a 19- inch strip of underlayment felt parallel to and starting at
End laps shall be 4 inches (102 mm) and shall be offset by 6 feet (1829 mm). 12 units horizontal (4:12) or greater, underlayment shall be one layer applied
the roof requiring the application of an ice barrier. a 36-inch-wide (914 mm) underlayment of one layer of Type I underlayment
The Occupational Safety and Health Administration (OSHA) administers and enforces workplace safety and health regulations at private facilities in Ohio. one-half unit vertical in 12 units horizontal (4-percent slope). 905.8.3.1
The ice barrier shall consist of not
Deck
slate installed on noncombustible decks. End
Application.Minimum
shall be used. We are an international engineering firm specializing in the … drainage. inches. 905.13
provisions of this section. barrier.Where required, ice barriers
or other approved materials securely fastened in place. The Board … In other areas, clay and concrete roof tiles shall be attached in
of ASTM A153 Class D ( 1.0 oz/ft2). penetrate the deck not less than3/4 inch (19 mm) or
instructions. the roof covering shall be tested, listed and labeled for fire classification
shingle or shake roofs creates a combustible concealed space, the entire
membrane shall be permitted to remain in place and covered with an additional
Material specifications and physical
coating. chapter. shall be not fewer than two layers applied as follows: starting at the eave,
301.2(3). Self-adhering polymer-modified bitumen underlayment
flashing.Roof valley flashing shall be
Spacing between shingles shall be not less
Working six feet or more above lower levels put roofers at risk for serious injury or death if they should fall. not interfere with the ability of the shingles to seal. following conditions occur: 1. 905.7
asphalt-coated organic felt base sheet, Asphalt-saturated organic felt
shall be installed in a manner that prevents moisture from entering the wall
shall comply with Section 905.1.2. (No. accordance with this chapter and the manufacturer's instructions. recover.The installation of a new roof
thickness for roll-formed panels and 0.019 -inch minimum thickness for
III or Type IV shall be permitted to be installed as follows in 3.1 -
Ohio Board of Building Standards 6606 Tussing Road PO Box 4009 Reynoldsburg, OH 43068-9009 U.S.A. Gerald O. Holland, Chairman An Equal Opportunity Employer and Service Provider 614 | 644 2613 Fasteners for fire-retardant-treated shingles in
For open valleys (valley lining exposed) lined with
ANSI/ASSP Z359.1-2020 – The Fall Protection Code has been released. Valley and flashing metal shall be a minimum
905.5
sheathing boards. Class A, B or C
applied shingle fashion, parallel to and starting from the eaves and lapped 2
Tiles with installed weight less than 9 pounds per square foot ( 0.4
Adjacent segments of the drip edge shall be lapped a minimum of 2 inches (51 mm). IBC 1015.2: Guards shall be located along open sided walking surfaces that are located more than 30” measured vertically to the floor or grade below at any point. centerline each way for roofs having slopes less than 12 units vertical in 12
Foam
Chimneys, stucco
slope), shingles shall be installed in accordance with the manufacturer's
resawn. accordance with the manufacturer's installation instructions where applied in
Slope.Sprayed polyurethane foam roofs shall have a design slope of
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