R101.1 Title. These provisions shall be known as the residential code for one- and two-family dwellings of the village of Wadsworth, Illinois, and shall be cited as such and will be referred to herein as "this code."
R105.2 Work Exempt From Permit.
Building:
Items 1, 2, 3, 4 and 5 are hereby deleted from the text of this code.
R109.1.5.3 Wood Trusses. Where wood trusses are used, it shall be the duty of the permit holder or their agent to furnish the building inspector with design drawings certified by an Illinois engineer at the time of rough inspection.
Table R301.2(1) Climatic And Geographic Design Criteria.
Ground snow load: 30
Wind speed: 90
Seismic design category: A
Subject to damage from weathering: Severe
Subject to damage from frost line depth: 42"
Subject to damage from termite: Moderate to heavy
Winter design temp: -4°F
Ice barrier underlayment required: Yes
Air freezing index: 1687
Mean annual temp: 47.6° F
Flood hazards: A-January 12, 1981
B-See table below
Community Name
| Community Number | Date Of Current Effective Map (Or Map Index) | Lake County DFIRM Panel Numbers | Effective FIS Study Date |
Community Name
| Community Number | Date Of Current Effective Map (Or Map Index) | Lake County DFIRM Panel Numbers | Effective FIS Study Date |
Wadsworth | 170395# | Sept, 07 2000 | 17097C0055G | Sept, 07 2000 |
Sept, 07 2000 | 17097C0056G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0057G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0058G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0059G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0062G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0064G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0066G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0067G | Sept, 07 2000 | ||
Sept, 07 2000 | 17097C0068G | Sept, 07 2000 | ||
This table is from appendix C of the WDO, as amended 10/18/06 | ||||
R311.5.6 Handrails. Handrails shall be provided on at least one (1) side of each continuous run of treads or flight with three (3) or more risers.
R311.5.6.4 Other Handrail Requirements. A center handrail must be provided on all stairways over sixty (60) inches (1524 mm) in width. Said stairways are required to have guards that are in accordance with section R312.
R312.1 Guards. Porches, balconies or raised surfaces located more than twelve (12) inches (304.8 mm) above the floor or grade below shall have guards not less than thirty-six (36) inches (914.4 mm) in height. Open sides of stairs with a total rise of more than thirty (30) inches (762 mm) above the floor or grade below shall have guards not less than thirty- four (34) inches (863.6 mm) in height measured vertically from the nosing of the treads. Porches and decks which are enclosed with insect screening shall be provided with guards where the walking surface is located more than twelve (12) inches (304.8 mm) above the floor or grade below.
Section R325 - Decks And Porches
R325.1 General. Concrete piers supporting wood decks must be not less than eight (8) inches (203.2 mm) in diameter and forty-two (42) inches (1066.8 mm) deep. The enclosure or screening of decks or porches with a roof that is in conformance with the provisions of this code is permitted. Decks and porches are only permitted to be enclosed or screened using insect screening. The use of translucent plastic, transparent plastic, glass or other materials to enclose or screen decks and porches is prohibited.
Section R326 - Carbon Monoxide Alarms
R326.1 General. Every dwelling unit must be equipped with at least one (1) approved carbon monoxide alarm in an operating condition within fifteen (15) feet (4572 mm) of every room used for sleeping purposes unless exempt pursuant to 430 ILCS 135.
R402.1 Wood Foundations. Wood foundations are prohibited.
R403.1 General. (Note: The following shall be added to this section) Trenched footings are prohibited. Footings for frame construction with one (1) floor must be a minimum of eight (8) inches (203.2 mm) thick and eighteen (18) inches (457.2 mm) wide. Footings for masonry construction must be a minimum of ten (10) inches (254 mm) thick and twenty (20) inches (508 mm) wide. All footings must be keyed in four (4) inches (101.6 mm) into undisturbed soil. All other footings must have the approval of the building inspector, at his discretion.
Table R403.1 Minimum Width Of Concrete Or Masonry Footings (Inches)
Load bearing value of soil (psf) of 1,500 or 2,000 (all construction): The code official shall require a written recommendation from the architect; said recommendation must be approved by the code official.
Load bearing value of soil (psf) of 3,000 or >= 4,000 (1 and 2 story; conventional light-frame construction): 8 x 16 is required.
Load bearing value of soil (psf) of 3,000 or >= 4,000 (1 and 2 story; 4-inch brick veneer over light frame or 8-inch hollow concrete masonry): 10 x 24 is required.
Load bearing value of soil (psf) of 3,000 or >= 4,000 (1 and 2 story; 8-inch solid or fully grouted masonry): 12 x 24 is required.
Load bearing value of soil (psf) of 3,000 or >= 4,000 (3 story; all construction): The code official shall require a written recommendation from the architect; said recommendation must be approved by the code official.
R404.2 Wood Foundation Walls. Wood foundation walls are prohibited.
R501.2 Requirements. (Note: The following shall be added to this section) All wood beams and laminated beams must conform to the nailing instructions provided by the manufacturer.
R501.3 Metal Studs. The use of metal studs is prohibited.
R503.05 General. The minimum floor sheathing will be three- quarters (3/4) inches (19.05 mm) tongue and groove plywood; nailed and glued.
R504.1 General. Pressure preservatively treated wood floors on ground are prohibited.
R505.1 Cold-Formed Steel Floor Framing. Steel floor framing is prohibited.
R601.2 Requirements. (Note: The following shall be added to this section) All wood beams and laminated beams must conform to the nailing instructions provided by the manufacturer.
R601.3 Framing Members. Walls constructed with two (2) inch by three (3) inch (2" x 3"; 50.8 x 76.2 mm) framing members are prohibited. All framing members must be at a minimum two (2) inches by four (4) inches (2" x 4"; 50.8 x 101.6 mm) and must not be spaced more than sixteen (16) inches (406.4 mm) apart, center to center.
R601.4 Metal Studs. The use of metal studs is prohibited. However, the building inspector may authorize the use of metal studs in the basement on non-load bearing walls, at his discretion.
R602.3 Design And Construction. (Note: The following shall be added to this section) All corner posts must contain three (3) studs.
R602.3.2 Top Plate. Exception: A single top plate may be installed in stud walls, provided the plate is adequately tied at joints, corners and intersecting walls by a minimum 3-inch-by-6-inch by a 0.036-inch-thick (76 mm by 152 mm by 0.914 mm) galvanized steel plate that is nailed to each wall or segment of wall by six 8d nails on each side, provided the rafters or joists are centered over the studs with a tolerance of no more than 1 inch (25.4 mm). The top plate may be omitted over lintels that are adequately tied to adjacent wall sections with steel plates or equivalent as previously described.
R602.10 Wall Bracing. (Note: The following shall be added to this section) All corner bracing must be metal or plywood. If plywood is used, it must be at a minimum one-half (.5) inches (12.7 mm) in width. Oriented strand board (OSB) or particle board corner bracing is prohibited.
R611.1.1 General Limitations. Insulating concrete form walls are permitted only to the top of the basement wall.
R801.2 Requirements. (Note: The following shall be added to this section) When trusses on twenty-four (24) inch (609.6 mm) centers are used, center clips must be installed. All wood beams and laminated beams must conform to the nailing instructions provided by the manufacturer.
R803.05 General. Roof sheathing must be a minimum of seven- sixteenths (7/16) inches (11.11 mm) oriented strand board (OSB).
M1401.6 Stand Pipe (Drain). A stand pipe (drain) must be installed within twenty-four (24) inches (609.6 mm) of a furnace. PVC material may be used for said pipe, where it must be a minimum of one and one-half (1.5) inches (38.1 mm) in diameter and must flow to the sump pump.
M1401.7 Furnace Room. Furnaces that are installed in a living space or attic must be enclosed within an insulated room which must be finished with five-eighths (5/8) inch (15.9 mm) fire code drywall. The room must be provided with a smoke detector, lighting and an electrical outlet. Outside combustion air must be provided, if required by code. The furnace must be installed in a pan; said pan must contain at a minimum a one and one-half (1.5) inch (38.1 mm) PVC drain pipe that connects to the sump drainage system.
M1601.1 Duct Design. (Note: The following shall be added to this section) All trunk lines, plenums, heat runs and cold air returns must be metal ducts or an approved insulated pipe. Further, "panning" is prohibited.
P2603.6.1 Sewer Depth. Building sewers that connect to private sewage disposal systems shall be a minimum of (number) inches (mm) below finished grade at the point of septic tank connection. Building sewers shall be a minimum of (number) inches (mm) below grade. The provisions contained in this paragraph shall be governed by the Lake County department of health.
(Ord. 2007-737, 8-21-2007, eff. 10-1-2007)