RISBC-2 Rhode Island State One and Two Family Dwellings


510-RICR-00-00-2 INACTIVE RULE

This rule will be effective on 12/01/2025.
My Page Title

2.1Authority

2.2Incorporated Materials

2.3IRC 2021 is Adopted with the Following Changes

Part I – Administrative

Chapter 1: Scope and Administration

Part II – Definitions

Chapter 2: Definitions

Part III – Building Planning and Construction

Chapter 3: Building Planning

Chapter 4: Foundations

Chapter 5: Floors

Chapter 6: Wall Construction

Chapter 7: Wall Covering

Chapter 8: Roof-Ceiling Construction

Chapter 9: Roof Assemblies

Chapter 10: Chimneys and Fireplaces

Chapter 10 is adopted with no changes. Part IV – Energy Efficiency

Chapter 11: Energy Efficiency

Part V - Mechanical

Chapter 12: Mechanical Administration

Chapter 13: General Mechanical System Requirements

Chapter 14: Heating and Cooling Equipment and Appliances

Chapter 15: Exhaust Systems

Chapter 16: Duct Systems

Chapter 17: Combustion Air

Chapter 18: Chimneys and Vents

Chapter 19: Special Appliances, Equipment and Systems

Chapter 20: Boilers and Water Heaters

Chapter 21: Hydronic Piping

Chapter 22: Special Piping and Storage Systems

Chapter 23: Solar Thermal Energy Systems

Part VI – Fuel Gas

Chapter 24: Fuel Gas

Part VII – Plumbing

Chapter 25: Plumbing Administration

Chapter 26: General Plumbing Requirements

Chapter 27: Plumbing Fixtures

Chapter 28: Water Heaters

Chapter 29: Water Supply and Distribution

Chapter 30: Sanitary Drainage

Chapter 31: Vents

Chapter 32: Traps

Chapter 33: Storm Damage

Part VIII - Electrical

Chapter 34: Electrical – General Requirements

Chapter 35: Electrical Definitions

Chapter 36: Services

Chapter 37: Branch Circuit and Feeder Requirements

Chapter 38: Wiring Methods

Chapter 39: Power and Lighting Distribution

Chapter 40: Devices and Luminaires

Chapter 41: Appliance Installation

Chapter 42: Swimming Pools

Chapter 43: Class 2 Remote-Control, Signaling and Power-Limited Circuits

Part IX – Referenced Standards

Chapter 44: Referenced Standards

Appendices to IRC 2021

2.4Rhode Island Snow Load, Wind Speed and Frost Depth Table

Municipality

Ground Snow Load (psf)

Flat Roof Snow Load

(psf)

Basic Wind Speed, V (mph)

Frost Depth

Risk Category I

Risk Category II

Risk Category III

Risk Category IV

From fig

1609.3(4)

From fig

1609.3(1)

From fig

1609.3(2)

From Fig

1609.3(3)

Barrington

30

30

117

127

135

139

3’-4”

Bristol

30

30

118

128

137 (#)

140 (*)

3’-4”

Burrillville

40

30

111

121

130

135

3’-4”

Central Falls

30

30

114

124

133

137

3’-4”

Charlestown

30

30

121

131 (#)

140 (*)

143 (*)

3’-4”

Coventry

35

30

116

126

135

138

3’-4”

Cranston

30

30

116

126

134 (#)

138 (#)

3’-4”

Cumberland

40

30

116

123

131

136

3’-4”

East Greenwich

30

30

118

128

136 (#)

140 (*)

3’-4”

East Providence

30

30

115

126

134 (#)

138 (#)

3’-4”

Exeter

35

30

118

128

137

140 (*)

3’-4”

Foster

40

30

112

123

131

135

3’-4”

Glocester

40

30

112

122

135

135

3’-4”

Hopkinton

35

30

119

128

137

141 (*)

3’-4”

Jamestown

30

30

108

121

131 (#)

139 (#)

3’-4”

Johnston

35

30

114

125

133

137

3’-4”

Lincoln

40

30

113

124

132

136

3’-4”

Little Compton

30

30

121

131 (#)

140 (*)

144 (*)

3’-4”

Middletown

30

30

121

131 (#)

139 (#)

143 (*)

3’-4”

Narragansett

30

30

121

131 (#)

140 (*)

143 (*)

3’-4”

New Shoreham

25

25

124

134 (#)

143 (*)

149 (*)

2'-6"

Newport

30

30

121

131 (#)

140 (*)

144 (*)

3’-4”

North Kingstown

30

30

119

129

138 (#)

141 (*)

3’-4”

North Providence

35

30

114

124

133

137

3’-4”

North Smithfield

40

30

112

122

131

135

3’-4”

Pawtucket

35

30

114

125

133

137

3’-4”

Portsmouth

30

30

120

129

138 (#)

142 (*)

3’-4”

Providence

30

30

115

125

134 (#)

138 (#)

3’-4”

Richmond

35

30

119

129

137

141 (*)

3’-4”

Scituate

35

30

114

132

133

137

3’-4”

Smithfield

40

30

113

123

131

136

3’-4”

South Kingstown

30

30

121

130 (#)

139 (#)

143 (*)

3’-4”

Tiverton

30

30

119

129

138 (#)

142 (*)

3’-4”

Warren

30

30

114

127

136 (#)

140 (*)

3’-4”

Warwick

30

30

117

127

136 (#)

139 (#)

3’-4”

West Greenwich

35

30

117

127

135

139

3’-4”

West Warwick

30

30

116

126

135

139

3’-4”

Westerly

30

30

120

137 (#)

138 (#)

142 (*)

3’-4”

Woonsocket

40

30

112

122

130

135

3’-4”

Notes:

# - Wind-borne Debris Region greater than 130 MPH within a mile of “mean high coastal water line”

*- Wind-borne Debris Region In areas where wind speed is 140 mph (63.6 m/s) or greater

Title 510 Building Code Commission
Chapter 00 N/A
Subchapter 00 N/A
Part 2 RISBC-2 Rhode Island State One and Two Family Dwellings
Type of Filing Technical Revision
Regulation Status Inactive
Effective 12/01/2025

Regulation Authority:

R.I. Gen. Laws § Chapter 23-27.3

Purpose and Reason:

This Technical Revision is being promulgated to correct formatting display issues on the RICR. No substantive changes were made to the text of the rule.

Rulemaking Documents are organized by document type and are part of this rule’s rulemaking record (R.I. Gen. Laws § 42-35-2.3). If multiple documents of the same type are listed below, each is a unique document. If there are multiple Public Notice of Proposed Rulemaking documents, view each document to identify the most recently amended version, as it may be amended at any point during the Public Comment Period.