Exciting enhancements are coming soon to eCode360! Learn more 🡪
City of Nashua, NH
Hillsborough County
By using eCode360 you agree to be legally bound by the Terms of Use. If you do not agree to the Terms of Use, please do not use eCode360.
Table of Contents
Table of Contents
No person shall let for occupancy any structure or part thereof unless that part of the structure and all common parts are in compliance with the requirements of this article.
In lodging houses or where lodging units and dwelling units are located within the same structure, the Code Official will coordinate with the Fire Marshal's office for the enforcement of egress requirements in accordance with the Life Safety Code.
In multifamily dwellings having one or more dwelling units above the first story, every dwelling unit shall have access to at least two remote exitways. Such exitways may use common or connecting corridors, but the two required exitways from any one dwelling unit shall not use a common stairway or ladder. Such exitways may not use ropes or similar devices, and may use fire escapes and ladders only as allowed by this article. One- and two-family dwellings shall require access to two remote exitways only when located in a structure where a nonresidential unit is located.
A. 
All egress doors in multifamily dwellings that open to interior common corridors or stairways shall be at least one and three-fourths inch solid bonded wood core doors or equivalent. Exception: Structures which are equipped with an approved fire suppression system installed throughout the structure.
B. 
Doors in multifamily dwellings leading to common corridors and stairways shall be equipped with self-closing devices capable of closing and latching the door. Exception: Structures which are equipped with an approved fire suppression system installed throughout the structure.
A. 
Whenever a fire escape is provided as an exitway or part thereof it shall consist of an access opening, access platform and railing, stairway and railing or ladder, intermediate landing and railing if over one story, and ground level discharge. Ladders shall be permitted only for the second story of a structure and also for a half-story above the second story. In no case shall fire escape ladders or stairways descend more than one story without an intermediate platform and a separate ladder or stairway descending to ground level. All ladders shall be permanently installed in a fixed position and shall be capable of being collapsed into a single rail configuration and shall be supported by rigid connection to the structure.
B. 
All fire escapes shall be maintained in a safe and structurally sound condition, painted to prevent rust and free from obvious defects.
C. 
Every fire escape shall meet the following requirements:
(1) 
The access window or door opening shall provide a clear opening of not less than 5.7 square feet in area. At no time shall the width be less than 20 inches nor shall the height be less than 24 inches to determine the required 5.7 square feet.
(2) 
Every balcony platform shall extend on each side beyond the access opening and shall be a minimum of 36 inches in length (parallel to the wall) and 30 inches in width (perpendicular to the wall) and shall be installed not more than eight inches below a door and not less than 12 inches nor more than 18 inches below a window sill.
(3) 
Every stairway landing not serving as an access balcony shall be not less than 36 inches in length (parallel to the wall) and not less than 22 inches wide (perpendicular to the wall).
(4) 
Every balcony, landing and stairway shall have a railing not less than 30 inches nor more than 36 inches high with vertical balusters not more than nine inches apart and shall be capable of withstanding a concentrated load of 200 pounds applied in any direction at the top of the rail.
(5) 
Every fire escape shall be designed to support a live load of 100 pounds per square foot and shall be constructed of iron, steel or other metal in design having equivalent strength and resistance to corrosion. Every platform or stair tread shall consist of one-eighth-inch by one-inch flat bars on edge one inch apart with adequate bracing.
(6) 
All fastenings for fire escape platforms and stairways shall pass through the wall and securely fasten on the opposite side or shall fasten to the framework of the structure by four-and-one-half-inch by three-eights-inch galvanized lag bolts with not less than four to be incorporated in supporting each angle brace.
(7) 
All stairs shall be a minimum width of 22 inches clearance between rails, a maximum of nine inches rise, and a minimum of nine inches tread. Stairs shall have a maximum height of 12 feet between landings and a minimum of six feet six inches headroom. Fire escapes shall discharge to the ground level by a fixed stair, swinging stair, or by ladder where allowed by this article.
(8) 
There shall be a minimum of 26 inches and a maximum of 28 inches clearance between any platform and ladder.
(9) 
Ladder rails shall be one-and-one-half-inch by one-and-one-half-inch by one-eighth-inch angle or channel and shall be 16 inches apart.
(10) 
Ladder rungs shall be 7/8 inch in diameter or one-eighth inch by one-inch by one-inch angle and there shall be 10 inches to 12 inches distance between rungs with the lowest rung 12 inches from the ground and shall be fastened with three-eighths-inch bolts in one-half-inch holes in the rails and three-eighths-inch holes in the rungs to provide a "sloppy" fit. The rail not fixed to the structure must touch the ground with a pad.
(11) 
Permits are required before installation of any fire escape or part thereof.
A. 
Annunciation devices in dwelling units.
(1) 
Every dwelling unit shall be protected by smoke detection/alarm devices as specified by this article. All smoke detection/alarm devices required by this article shall be listed by a nationally recognized testing laboratory and installed in a manner consistent with the requirements of the City Building Code.[1] Where this section requires that smoke detection/alarm devices be powered by the building electrical service, a permit shall be obtained from the Code Enforcement Department prior to the commencement of work. All smoke detection/alarm devices and associated equipment shall be maintained in operating condition at all times.
[1]
Editor's Note: See Ch. 105, Building Construction.
(2) 
At least one approved smoke detection/alarm device powered by the building electrical service shall be installed at every level in every dwelling unit.
(3) 
The required smoke detection/alarm devices within a dwelling unit shall be located in the proximity of the bedroom(s). When the bedrooms are so arranged that one smoke detection/alarm device will not protect all bedroom areas, one or more additional smoke detection/alarm device shall be installed to ensure that a smoke detection/alarm device exists in the proximity of all bedroom areas.
(4) 
Every basement/cellar stairway leading directly into a dwelling unit or which is entirely within a dwelling unit shall have a smoke detection/alarm device located on the ceiling at the foot of the stairway. Exception: Smoke detection/alarm devices not powered by the building electrical service which were installed prior to July 1, 1984, may be continued in service and are deemed to meet the requirements of this article until such time as they are in need of being replaced.
B. 
Annunciation devices in common areas. In buildings containing two or more dwelling units, common corridors and stairways shall have a smoke detection/alarm device at each level which are powered by the building electrical service. A permit shall be obtained from the Code Enforcement Department prior to the commencement of work. All devices and equipment required by this article shall be listed by a nationally recognized testing laboratory and installed in a manner consistent with the requirements of the City Building Code. All smoke detection/alarm devices and associated equipment shall be maintained in operating condition at all times.
A. 
All structures having 12 or more dwelling units having one or more dwelling units entirely located higher than the second floor shall have an approved water sprinkler system, installed throughout the structure in accordance with the City Building Code, and maintained in accordance with the Fire Prevention Code.[1]
(1) 
Exception: Those structures that comply with the requirements of the City Building Code for:
(a) 
Firestopping;
(b) 
Interior finish in common areas;
(c) 
Section 804.0 which pertains to exits in "existing buildings."
[1]
Editor's Note: See Ch. 156, Fire Prevention.
B. 
This section shall be effective January 1, 1992.