Quad-Lock's IRC 2015 References Revised to 2015 International Residential Code (IRC) This document relates to Quad-Lock ICF wall forms only! See Intertek Evaluation CCRR #1060 QL-TRR 25.1 I-Code 2015 Topic Section Stay-In-Place Forms R608.4 Outlines material property requirements for Insulating Concrete Forms under ASTM E2634. Quad-Lock complies in all categories. Footings R403 Outlines requirements for footings supporting interior & exterior walls of all types, including solid-concrete ICF walls. Specifies minimun widths & depths. Addresses frost-protected shallow foundations. ICF Foundation walls R404.1.2 Sets out design provisions, applicability limits, and other conditions for construction of ALL foundation walls, including ICFs. Includes reinforcing materials, horizontal reinforcement, protection from termites, and protection of foam plastic insulation. Backfill Requirements R404.1.7 Requires that backfill shall not be placed against the wall until the wall has sufficient strength and has been anchored to the floor above, or has been sufficiently braced to prevent damage by the backfill. ICF Above Grade Construction R608 Section 608.1 through 608.10 contains provisions for building above grade residential concrete exterior walls including applicability limits, horizontal and vertical reinforcement tables, design wind pressure tables, seismic provisions for all zones, wall opening reinforcement, and lintel span tables. Residences meeting certain size limitations can be built to these specifications without additional engineering. Concrete Mix - Below Grade R402.2 & 404.1.3.3 Section 402.2 requires 2500psi or 3000psi minimum compressive strength, depending on weathering potential. Section 404.1.3.3 contains specific provisions for concrete compressive strength, aggregate size, slump, consolidation, and reinforcement in foundation walls, including ICFs. Section R404.1.2.3.4 specifies MINIMUM 6" slump in ICFs. Concrete Mix - Above Grade R608.5. Sections R608.5.1 through 608.5.5 deal with concrete, concrete materials, reinforcement, construction and anchor bolts in above-grade concrete walls, including ICFs. Section R608.5.1.4 specifies MINIMUM 6" slump in ICFs. Vertical Reinforcement Below Grade Horizontal Reinforcement Below Grade Foundations in High Seismic Zones Description R404.1.2(2), Tables show minimum vertical reinforcement size and spacing for flat ICF foundation walls up to 10 ft. in R404.1.2(3), height, and specifies maximum unbalanced backfill height. NOTE: Use Table R404.1.2(9) for alternate R404.1.2(4), bar sizes to those shown in previous tables. R404.1.2(8) R404.1.2(1) Specifies horizontal reinforcement for all concrete foundation walls, including ICFs. R404.1.4.2 Contains prescriptive design provisions for concrete foundation walls in SDCs D0, D1, or D2 Foundations in Flood Zones R408.7 Vertical Reinforcement Above Grade Table R608.6 Horizontal Reinforcement Above Grade R608.6.2 Design Wind Pressure 608.6 Lintels and Wall Opening Reinforcement R608.8.2 Contains requirements for foundations located in flood zones [See table 301.2(1)] R608.6 contains specific requirements and reinforcement tables for above-grade concrete walls, including ICFs. Specifies horizontal reinforcement for all exterior concrete walls, including ICFs. Contains specifications for solid walls resisting lateral (wind) forces. Contains specifications for lintels and reinforcement around wall openings. Vibration (Consolidation of 404.1.3.3.5 & Requires internal vibration of ICF walls, except where use of 8 inch slump or greater is approved by building concrete) in ICFs 608.5.1.6 official or structural engineer. Construction ("Cold") Joints 404.1.3.3.7.8 Details for reinforcement and other conditions for construction joints in concrete walls ("cold joints") are & 608.5.5 outlined Reinforcing Bar Installation, 404.1.3.3.7.5 Requirements for rebar installation including support, location, concrete cover & lapped splices Note: NonSupport, Cover, & Laps & 608.5.4.3 contact (untied) splices (both vertical and horizontal) are permitted and detailed in this section Important Note : This building code reference list is an organizational tool for builders and does not constitute an in-depth analysis of building codes. It may not reflect code updates or local ordinances. Check with your local building code department for a complete listing of governing ordinances. Quad-Lock's IRC 2015 References (continued) Revised to 2015 International Residential Code (IRC) This document relates to Quad-Lock ICF wall forms only! Topic Section Connections to Concrete Walls R608.9 Details for connections to concrete walls (including ICFs) of wood-framed and cold-formed steel floor and roof assemblies. R608.9 details removal of ICF form material for face-mounting of ledgers. R318.4 & R404.3.4 In order to use Quad-Lock in termite areas, comply with: 1. Requirements in Section R318.4; provide an approved foam protection method from subterranean termites 2. The structural members of walls, floors, ceilings and roofs are entirely of noncombustible materials or preservatively (pressure) treated wood. Termite Protection Interior Thermal Barrier & Finish Description Unless otherwise allowed in Section R316.5 or Section R316.6, foam plastic shall be separated from the R316.4, interior of a building by an approved thermal barrier of minimum 0.5 inch (12.7 mm) gypsum wallboard or an R608.4.2 & approved finish material equivalent to a thermal barrier material. R608.4.2 & 702.3.4 cover installation of R702.3.4 gypsum drywall over ICFs including the use of adhesives on ICFs. Foundation Drainage R401.3 & 405 Section 401.3 contains requirements for drainage of surface water. Section 405 contains requirements for below-grade foundation drainage. Waterproofing & Dampproofing R406.1 & R406.2 Section 406.1 contains dampproofing requirements. Section 406.2 contains waterproofing requirements Exterior Finish R703 Energy Efficiency & Air Tightness Chapter 11 Specifies installation procedures for various exterior finish materials; R703.1.1 exempts concrete walls from weather resistant layer, such as building paper. Table N1102.1.2 contains a chart showing minimum energy efficiency ratings for building components in all climate zones. N1102.4.1.2 contains reqirements for testing of uncontrolled air leakage. Important Note : This building code reference list is an organizational tool for builders and does not constitute an in-depth analysis of building codes. It may not reflect code updates or local ordinances. Check with your local building code department for a complete listing of governing ordinances. Quad-Lock's IBC 2015 References Revised to 2015 International Building Code (IBC) This document relates to Quad-Lock ICF wall forms only! See Intertek Evaluation CCRR #1060 QL-TRR 25.2 I-Code 2015 TOPIC REFERENCE DESCRIPTION Stay-In-Place Forms Section 1903.4 Outlines material property requirements for Insulating Concrete Forms under ASTM E2634. Quad-Lock complies in all categories. Concrete Properties Section 1904.2 General provisions for concrete materials, compressive strength, mixing, placement. Refers, in general, to ACI 318 Design Chapter 16 Reinforcing Chapter 16 & Chapter 18 Special Inspection Chapter 17, Section 1704.4 Addresses general design requirements, loads and combinations of loads, & structural integrity. Sections 1615.3 and 1615.4 deal with structural integrity of reinforced concrete elements Generally refers to ACI 318 for specifics. Chapter 16 covers reinforcement against various load conditions (snow, wind, soil, seismic &etc.). Chapter 18, Sections 1807 to 1810, covers foundation wall concrete and reinforcement. Generally refers to ACI 318 for specifics. Outlines requirements for special inspections and verifications in concrete construction. Foamed Plastic Insulation Chapter 26, Section 2603 Contains regulations pertaining to the use of foamed-plastic insulation (including EPS) in commercial or multifamily residential buildings of Types I, II, III, IV, and V. Specifies a maximum flame spread index of 75 and a smoke-developed index of 450 intended for use in accordance with ASTM E 84 (Quad-Lock complies). See Intertek CCRR# 1060 for details on compliance for non-combustible construction. Thermal Barrier Requirement Chapter 26, Section 2603.4 Except as allowed in Sections 2603.4.1, foam plastic shall be separated from the interior of a building by an approved thermal barrier of 0.5-inch (12.7 mm) gypsum wallboard or equivalent thermal barrier material. Termite Protection Chapter 26, Section 2603.9 To use Quad-Lock in termite areas comply with the following: 1. Provide an approved foam protection method from subterranean termites 2. Use it on buildings where the structural members of walls, floors, ceilings and roofs are entirely of noncombustible materials or preservatively treated wood. If Quad-Lock is not used below grade keep a 6" clearance strip between grade level and foam insulation. Weather Protection Chapter 14, Section 1403.2 The exterior wall envelope shall be designed and constructed in such a manner as to prevent the accumulation of water within the wall assembly by providing a waterresistive barrier behind the exterior veneer. Exemption #1 applies to concrete walls designed in accordance with Chapter 19. Non-Combustible Chapters 6 & 7, Costruction and Sections 602, 603 Fire Resistance and 703 Rating Section 602 outlines requirements for non-combustible building types; Section 603 permits Foamed Plastic Insulation in non-combustible building types. Section 703 requires fire resistance testing under ASTM E119 for hourly rating level. Quad-Lock complies at 2, 3, and 4* hour levels under maximum calculated vertical load conditions. (*for 4, 6, and 8 in. nominal cavity sizes, respectively). See Intertek CCRR#1060 for specific compliance for non-combustible building types. Energy Efficiency Refers to Int'l. Energy Conservation Code . IECC Section C402 contains contains commercial building envelope requirements. Tables show specific requirements for walls, floors, and roofs. Section 1301 Important Note : This building code reference list is an organizational tool for builders and does not constitute an in-depth analysis of building codes. It may not reflect code updates or local ordinances. Check with your local building code department for a complete listing of governing ordinances.
