State of Andhra Pradesh - Act
Andhra Pradesh Fire Prevention And Safety Measures For High-Rise Hospital Buildings Rules, 2011
ANDHRA PRADESH
India
India
Andhra Pradesh Fire Prevention And Safety Measures For High-Rise Hospital Buildings Rules, 2011
Rule ANDHRA-PRADESH-FIRE-PREVENTION-AND-SAFETY-MEASURES-FOR-HIGH-RISE-HOSPITAL-BUILDINGS-RULES-2011 of 2011
- Published on 3 January 2011
- Commenced on 3 January 2011
- [This is the version of this document from 3 January 2011.]
- [Note: The original publication document is not available and this content could not be verified.]
1. Short title, Extent and commencement:
2. Definitions:
- In these rules, unless the context otherwise requires,3. Application of Bye-Laws and Rules framed under the Municipal Laws:
- All Bye-laws made under the Municipal Corporation Laws and all Rules framed under the Andhra Pradesh Municipalities Act, 1965 , the Andhra Pradesh Town Planning Act, 1920, the Andhra Pradesh Urban Areas (Development) Act, 1975 and the Hyderabad Metropolitan Development Authority Act, 2008 shall mutatis mutandis apply subject to such variations as may be specified in these Rules:Provided that the said Rules or Bye Laws in so far as they are not inconsistent with these rules shall continue to be applicable as those Bye-Laws and Rules are as applicable to the Municipal Corporation or Municipalities or Urban Areas or Hyderabad Metropolitan Development Area as the case may be.4. Annexure:
- The Annexure shall form part and parcel of these rules, which specify the requirements to be complied with by all persons for construction of Buildings.Annexure| Height of the Building (in mtrs.) | Minimum open space on all sides (in mtrs.) |
| Above 30 m & up to 35 m | 11 |
| Above 35 m & up to 40 m | 12 |
| Above 40 m & up to 45 m | 13 |
| Above 45 m & up to 50 m | 14 |
| Above 50 m & up to 55 m | 15 |
| Above 55 m & up to 60 m | 16 |
1. Exits are constructed as smoke proof enclosures;
2. Sprinkler control valves with supervisory initiating devices, and water flow initiating devices are provided on each floor; and
3. There are no areas that exceed the maximum allowable quantities per control area in accordance with NFPA 5000, Section 34.1.3.
Non-load bearing interior walls shall be permitted to have no fire resistance rating based solely on the specified construction type herein, provided the building is protected with an approved automatic sprinkler system. Interior walls shall be fire resistance rated where required by other provisions in this code.1. The aggregate area of openings per room does not exceed 80 in.2 (0.05 m2).
2. The openings are installed at or below half the distance from the floor to the room ceiling.
1. The aggregate area of openings per room does not exceed 80 in.2 (0.05 m2).
2. The openings are installed at or below half the distance from the floor to the room ceiling.
1. The stories on which the fire barrier is omitted are separated from the story with the horizontal exit by construction having a fire resistance rating at least equal to that of the horizontal exit fire barrier.
2. Vertical openings between the story with the horizontal exit and the open fire area story are enclosed with construction having a fire resistance rating at least equal to that of the horizontal exit fire barrier.
3. All required exits, other than horizontal exits, discharge directly to the outside.
Where walls terminate at exterior walls at an angle of less than 180 degrees, the outside walls shall be 1-hour fire resistance rated with 3/4-hour opening protection for a distance of 3.05 m on each side of the intersecting wall.2.2.6.2. Openings - Every opening in a fire barrier shall be protected to limit the spread of fire and restrict the movement of smoke from one side of the fire barrier to the other. Doors in horizontal exits shall be designed and installed to minimize air leakage in accordance with NFPA 105, Standard for the Installation of Smoke Door Assemblies.The fire protection rating for opening protectives in horizontal exits (fire barriers), shall be 1-½ hours in accordance with Table 8.7.2, NFPA 5000. Fire window assemblies shall not be permitted in wall openings unless as part of the door assembly.All fire doors in horizontal exits shall be self-closing or automatic-closing and shall have positive latching hardware. An approved vision panel shall be required in each horizontal exit door. Center mullions shall be prohibited.2.2.7. Exit Passageways2.2.7.1. Walls - An exit passageway that serves as a discharge from a stair enclosure for more than 3 stories shall have a fire resistance barrier rating of not less than 2-hours.An exit passageway not serving as a stair discharge or serving stairs connecting 3 stories or less shall have an enclosure fire resistance barrier rating of not less than 1 hour.2.2.7.2. Openings - The fire resistance ratings of opening protectives shall be as follows: 1-½-hour for 2-hour exit passageways; and 3/4-hour for 1-hour exit passageways.Openings in exit passageways shall be limited to only those necessary to provide egress from normally occupied areas and those necessary for egress from passageways.2.2.7.3. Penetrations - Penetrations into and openings through an exit enclosure assembly shall be prohibited except for the following: Electrical conduits serving the enclosure, required exit doors, ductwork and equipment necessary for independent stair pressurization, water and steam piping necessary for the heating or cooling of the exit enclosure, sprinkler piping, standpipes, fire alarm circuits that are protected in accordance with NFPA 101, Section 8.3.5.Penetrations shall also be prohibited between adjacent exit enclosures.2.2.8. Smoke Barriers2.2.8.1. Walls - Smoke barrier walls shall be constructed per NFPA 101, Section 8.5 and shall have a minimum 1- hour fire-resistance rating.Walls shall form an effective membrane continuous from outside wall to outside wall and from the top of the foundation or floor/ceiling assembly below to the underside of the floor or roof sheathing, deck or slab above, including continuity through concealed spaces, such as those found above suspended ceilings, and interstitial structural and mechanical spaces. The supporting construction should be protected to afford the required fire-resistive rating of the wall or floor supported.Exception: Smoke barriers are not required in interstitial spaces where such spaces are designed and constructed with ceilings that provide resistance to the passage of fire and smoke equivalent to that provided by smoke barrier walls.2.2.8.2. Opening Protectives - Smoke barrier doors shall have a minimum 45-minute fire rating. Fire window assemblies shall have a minimum fire resistance rating of 45 minutes per Table 8.7.2, NFPA 5000. Doors shall be automatic-closing or self-closing. Cross-corridor openings in the means of egress shall be protected by a pair of swinging doors or a horizontal sliding door per NFPA 101, Section 18.3.7.7. Corridor openings not in the means of egress shall be permitted to use single leaf doors.Where, a pair of opposite swinging doors are installed, they shall be without a center mullion. Vision panels shall also be provided, as for horizontal sliding doors and vision panels shall consist of fire-rated glazing materials in approved frames, the area of which should not exceed that tested. The doors shall be close fitting within operational tolerances, and shall not have undercuts, louvers or grilles. The doors shall have head and jamb stops, astragals or rabbets at meeting edges and shall be automatic closing by smoke detection or self-closing. Positive latching devices shall not be required. Air leakage criteria and installation requirements shall be per NFPA 101, Section 8.5.2.1. Be enclosed at the lowest or highest level of the shaft with construction of the same fire resistive rating as the lowest floor through which the shaft passes, but not less than the rating of the shaft enclosure, or,
2. Terminate in a room having a use related to the purpose of the shaft. The room shall be separated from the rest of the building by a fire barrier having a fire-resistance rating and opening protection at least equal to the protection required for the shaft enclosure, or,
3. Be protected by approved fire dampers installed in accordance with their listings at the lowest or highest floor level of the shaft, as applicable.
2.6.2.3. Openings Protection - Opening protection (doors) for 2-hour rated enclosures shall have a 1½ hour fire resistance rating and shall be self-closing or automatic - closing and positive latching. Openings shall be limited to only those that are necessary for the purpose of the shaft. Fire window assemblies are not permitted in interior walls of shafts.2.6.2.4. Stair Penetrations - Penetrations into and openings through an exit enclosure assembly shall be prohibited except for the following: Electrical conduits, required exit doors, ductwork and equipment necessary for independent stair pressurization, water and steam piping necessary for the heating or cooling of the exit enclosure, sprinkler piping, standpipesPenetrations shall also be prohibited between adjacent exit enclosures.2.6.2.5. Refuse and Laundry Chutes2.6.2.5.1. Access Rooms - Access openings for refuse and laundry chutes shall be located in rooms or compartments enclosed by a fire barrier that has a fire-resistance rating of not less than 1 hour. Openings into the access rooms shall be protected by opening protectives having a fire protection rating of not less than 3/4 hour. Doors shall be self- or automatic-closing upon the detection of smoke in accordance with IBC Section 715.4.7.3.2.6.2.5.2. Termination Rooms - Refuse and laundry chutes shall discharge into an enclosed room separated from the remainder of the building by a fire barrier that has a fire-resistance rating of not less than 1 hour. Openings into the termination room shall be protected by opening protectives having a fire protection rating of not less than 3/4 hour. Doors shall be self- or automatic closing upon the detection of smoke in accordance with IBC Section 715.4.7.3.| Group 1-2 Occupancy (Health care) | |
| a. Exit enclosures and passageways | Class B minimum. |
| b. Corridors Class B minimum. | Class B minimum |
| c. Rooms and spaces | Class B minimum |
| Group A occupancies (Assembly) | |
| d. Exit enclosures and passageways | Class B minimum. |
| e. Corridors. | Class B minimum. |
| f. Rooms and spaces. | Class C minimum. |
| Group B occupancies (Business) | |
| g. Exit enclosures and passageways | Class B minimum. |
| h. Corridors. | Class C minimum. |
| i. Rooms and spaces. | Class C minimum. |
| Group S-1 occupancies (Storage) | |
| j. Exit enclosures and passageways | Class C minimum. |
| k. Corridors | Class C minimum. |
| l. Rooms and spaces. | Class C minimum. |
| Occupancy | Number of Exits |
| (i) Hospital | Sleeping Rooms or Suites —Two exit access doors shall be required from any patient sleepingrooms or suites over 93 m2.Non-Sleeping Rooms or Suites — Two exit access doors arerequired for rooms or suites exceeding 230 m2. |
| (ii) Assembly | At least 2 exits required. |
| (iii) Office | At least 2 exits are required in rooms or spaces exceeding anoccupant count of 49, or exceeding a common path of travel of 30m. Other variations may apply per NFPA 101, Section 38.2.4. |
| (iv) Kitchen | At least 2 exits are required in rooms or spaces exceeding anoccupant count of 29, or exceeding a common path of travel of 30m. Other variations may apply per NFPA 101, Section 42.2.4. |
| (v) Mechanical | At least 2 exits are required in rooms or spaces exceeding anoccupant count of 29, or exceeding a common path of travel of 30m. Other variations may apply per NFPA 101, Section 42.2.4. |
| (vi) Outpatient | At least 2 exits required for any room exceeding 232 m2. |
| (vii) Retail | Retail At least 2 exits are required in rooms or spacesexceeding an occupant count of 49, or exceeding a common path oftravel of 30 m. Other variations may apply per NFPA 101, Section36.2.4. |
| Sub-heading 5.1.3 and Sub-heading 5.1.4 omitted by G.O.Ms. No. 205, MA & UD (M1) Department , dated 14-5-2012. Prior to its Omission it read as below:"5.1.3. Means of Egress Height- The minimum means of egress height shall comply with the following requirements.{| | |
| (a) Group 1-2 portions 2.4 m. | 2.4 m. |
| (b) Elsewhere | |
| (i) General (i.e. corridors, hallways) | 2.4 m.Exceptions: Sloped ceilings, Allowable projections, Stairheadroom, Door height |
| (ii) Doors | 2.03 |
| (iii) Stairway headroom | 2.03 m, measured vertically above a plane, parallel to andtangent with the most forward projection of the stair tread |
| (a) Less than 0.3 m. | Via sloped surface. Where the slope is greater than 5-percent.ramps complying with Section 1010 shall be required. |
| (b) Less than 0.15 m. | Ramps shall be equipped with either handrails or floor finishmaterials that contrast with adjacent floor finish materials |
| a. | Sleeping Rooms — From any point in a health caresleeping room and an exit access door | 15.24 m |
| b. | Sleeping Suites — From any point in a health caresleeping suite to an exit access door | 30.48 m. without having to pass through more than oneintervening room |
| c. | Non-Sleeping Suites — From any point in a health carenon-sleeping suite to an exit access door | 30.48 m where the suite is arrangedwith one intervening room15.24 m where the suite is arranged with two intervening rooms |
| d. | From any room door required as an exit access door to arequired exit | Within healthcare areas 45 m. |
| e. | From any point within a room to an exit | |
| f. | Group 1-2 occupancy (includes Child Care) | 45m |
| g. | Laboratories classified as Group H Occupancies | 22.86m. (H-1), 30.48m. (H-2), 45m.(H-3), 45m (H-4) and 45m. (H-5).(Classification as per IBC 2006 Section 307) |
| h. | Health Care | 45 m. |
| i. | Business | 45 m. |
| j. | Assembly | 45 m. when protected throughout by an approved, supervisedautomatic sprinkler system. |
| k. | Storage | 45 m |
| l. | Outpatient | 45 m |
| m. | Common Path of Travel | |
| n. | Business | 22.86 m |
| o. | Assembly | Permitted the first 6.10 m. from any point where serving anynumber of occupants and for the first 22.86 m. from any pointwhere serving not more than 50 occupants. |
| p. | Storage | 30.48 |
| i. | Width | |
| 1. In patient areas for bed movement | Minimum of 2.44 m | |
| 2. Other than patient area | Minimum of 1.12 m | |
| 3. Reduction in width | Doors in fully opened position andhandrails must not reduce the required width by less than 0.18 m.Doors in any position must notreduce width by more than one-half.Projections into the clear width shall not exceed 0.11 m at orbelow the handrail height. | |
| ii. | Dead Ends | Maximum of 9.14 m |
| iii | Separation Requirements | See 2.2.3 Suites, and 2.2.4 Exit Corridors herein. |
| Doors compliant with NFPA 101, Section 7.2.1 shall bepermitted | ||
| i | Clear width — minimum | |
| Serving 1-2 portions used for movement of beds | 2.0 m | |
| Other doors | 1.2 m. | |
| ii | Width — maximum | 2.0 m. max door leaf. |
| 1. Means of egress | Swing in the direction of exit travel when serving an occupantload of 50 or more. | |
| 2. Roller latched doors | Not permitted. | |
| iii. | In smoke barrier cross corridor openings in the means ofegress | 45-minute fire resistance rated, smoke- and draft controldoors shall be opposite swinging when installed across corridorswith egress in both directions. Additionally these doors shallcomply with the following: |
| Have no center mullion. | ||
| Have vision panels. | ||
| Be closefitting and should be without undercuts, louvers orgrilles. | ||
| Have stops at the heads and jambs, and rabbet and astragals atthe meeting edges. | ||
| Be automatic closing by smoke detection. | ||
| Positive latching devices are not required. | ||
| iv. | Other special doors | Special doors, such as revolving doors or sliding doors, maybe used as egress doors per NFPA 101, Section 18.2.2.2.9. |
| v. | Panic hardware | Each door in a means of egress from a Group A having anoccupant load of 50 or more and any Group H occupancy should notbe provided with a latch or lock unless it is panic hardware orfire exit hardware. |
| vi. | Locking | Patient sleeping room doors shall not be permitted to belocked except as permitted by NFPA 101, Section 18.2.2.2.2. |
| Doors within the required means of egress shall not beequipped with a latch or lock requiring a tool or key from theegress side except as permitted by NFPA 101, Section 18.2.2.2.4. | ||
| Doors within the required means of egress that are permittedby exception to be locked shall have provisions made for therapid unlocking of the locks or locking devices per NFPA 101,Section 18.2.2.2.5. | ||
| Doors in an exit passageway,stairway enclosure, horizontal exit, smoke barrier, or hazardousarea enclosure (except boiler rooms, heater rooms, and mechanicalequipment rooms) shall be permitted to be held open only by anautomatic release device that complies with NFPA 101, 7.2.1.8.2.The doors shall release upon an alarm signal from the firealarm system. | ||
| Where egress doors are used in pairs, approved automatic flushbolts may be used, provided that the door leaf having theautomatic flush bolts has no doorknob from the inside orsurface-mounted hardware. (IBC 1008.1.8.3) | ||
| Manually operated flush bolts or surface bolts are onlyallowed where a pair of doors serves a storage or equipment room.In these cases, the manually operated edge- or surface-mountedbolts are permitted on the inactive leaf. (IBC 1008.1.8.3) |
| a. | Stair width | Minimum stair width shall be 2.0 m. clear width. |
| b. | Permissible projections | Shall not exceed 0.11 m. at or below the handrail height. Notlimited above the headroom height required. |
| c. | Steps | |
| Riser height | Minimum of 0.1 m; Maximum of 0.18 m | |
| Minimum tread | Minimum of 0.28 m | |
| d. | Stair landing | Dimension in the direction of travel equal to the stair width |
| e. | Handrails | Required on both sides. |
| Continuity | Shall be continuous, without interruption by newel posts orother obstructions for the full length of each flight of stairs. | |
| Height | Handrails shall be not less than 865 mm, and not more than 965mm above the surface of the tread, measured vertically to the topof the rail from the leading edge of the tread. | |
| f. | Roof access | In building four or more stories in height, one stair shallprovide access to the roof. |
| g. | Stairway identification | Shall be provided per NFPA 101, Section 7.3.3.5.4. |
| h. | Variation of riser height | The variation of riser height for a flight of stairs shall notexceed 9.5 mm. |
| i. | Distance between landings | The vertical distances between landings as measured betweenthe horizontal planes of adjacent landings shall not exceed 3.66m. |
| j. | Exterior exit stairways | Not permitted as a required means of egress per IBC 1023.2 forGroup 1-2 occupancies or for any occupancies in high-risebuildings. |
| k. | Enclosures | Stair enclosures shall have minimum 2 hour barrier fireresistance rating. See Section 2.6.2 on Shafts herein |
| l. | Openings | See protection of openings in Section 2.6.2.3 herein. |
| m. | Stairway marking | Stairway marking shall be in accordance with NFPA 101, Section7.2.2.5.4. |
| n. | Stairway door locking | Stairway doors other than the exit discharge doors shall bepermitted to be locked from stairway side. Stairway doors thatare locked from the stairway side shall be capable of beingunlocked simultaneously without unlatching upon a signal from thefire command center |
| o. | Stairway re-entry access | Re-entry access for health care occupancies shall be providedper NFPA 101 Section 7.2.1.5.7. |
1. Water flow signal from a complete automatic sprinkler system
2. General evacuation alarm signal
5. [3.4. The protected Elevators for Egress shall be provided in following manner
(a)Increase of Fire lifts (bed lifts) shall be calculated on a scale instead of 1200 sq.mts area it will be on one lift per 800 sq.mts of floor area each floor.(b)Increase of Fire safe Enclosures with fire doors.(c)Smoke partitions design by fire expert and Director General of Fire Services from one block to another block.(d)Compartmentation shall be provided as per approved.(e)Minimum one Horizontal Exists shall be provided on every floor.(f)There shall be 4 four vertical stair cases (BS 5588) available on all floors with width prescribed in National Building Code.(g)There shall be minimum of 3 power backup in the Hospitalone exclusively for building, second exclusively for all the lifts and third for all the emergency systems including the emergency lifts.]5.3.5. Exit Passageways- Exit passageways shall comply with NFPA 101, Section 7.2.6 unless otherwise modified herein. Separation of exit passageways from the rest of the building shall be by construction having a minimum barrier fire resistance rating of not less than 2-hours.Exception: Where the exit connects three stories or less, the separation shall have a barrier fire resistance rating of not less than 1-hour. Fire windows shall be permitted in openings per NFPA 101, 7.2.6.2. Exit passageways that discharge from stair enclosures shall have fire resistance ratings and protection of openings not less than those required of the stair enclosure (also see Section 2.2.7 herein). The width of an exit passageway shall be adequate to accommodate the aggregate required capacity of all exits that discharge through it.Exception: the capacity shall not be required to be aggregated where an exit passageway additionally serves occupants on the level of exit discharge. The floor of an exit passageway shall be solid and without perforations.5.3.6. Horizontal Exits - Horizontal exits shall comply with NFPA 101, Section 7.2.4 unless otherwise modified herein or by NFPA 101, Section 18.2.2.5.Accumulation space shall be provided on each side of the horizontal exit as follows: Not less than 2.8 (net) sq m per patient in a hospital or nursing home, or not less than 1.4 (net) sq m per resident in a limited care facility, shall be provided within the aggregated area consisting of corridors, patient rooms, treatment rooms, lounge or dining areas, and other similar areas On stories not housing bed or litter borne patients, not less than 0.56 (net) sq m per occupant shall be provided for the total number of occupants in adjoining compartments.Horizontal exits shall be permitted for substitution of other exits to the extent that the total exit capacity shall not be reduced by more than 1/3 for healthcare or more than 50 percent for other occupanciesA single door shall be permitted across a corridor of a horizontal exit if all of the following conditions are met: The exit serves one direction only. Such door is a swinging door or a horizontal-sliding door complying with 7.2.1.14. The door is not less than 41½ in. (1055 mm) in clear width.Horizontal exits serving as a means of egress from both sides shall be permitted to be protected by a pair of swinging doors that swing in opposite directions from each other and each having a clear width as follows: Not less than 1055 mm for corridor widths of 2440 mm or greater, and, Not less than 810 mm for corridor widths of 1830 mm but less than 2440 mm..Exception: Openings shall be permitted to be protected by horizontal sliding doors complying with NFPA 101 Section 7.2.1.14 that provide clear widths as follows: Not less than 2110 mm for corridor widths of 2440 mm or greater, and, Not less than 1625 mm for corridor widths of 1830 mm but less than 2440 mm| 1. | Where Required | Accessible spaces shall be provided with not less than oneaccessible means of egress. Where more than one means of egressis required from any accessible space, each accessible portion ofthe space shall be served by accessible means of egress in atleast the same number as the minimum required number of exits. Inaddition, the means of egress which provides access to or egressfrom, buildings for persons with disabilities, shall also complywith the requirements. |
| Exceptions: | 1. Not required in alterations to existing buildings. | |
| 2. One accessible means of egress is required from anaccessible mezzanine. | ||
| 2. | Continuity and components | Shall be continuous to a public way and shall consist of oneor more of the following components: |
| 1. Accessible routes. | ||
| 2. Stairways with vertical exit enclosures. | ||
| 3. Exterior exit stairways (not permitted in a Group 1-2occupancy). | ||
| 4. Elevators. | ||
| 5. Platform lifts. | ||
| 6. Horizontal exits. | ||
| 7. Ramps (exterior ramps not permitted for hospitals orhigh-rise buildings). | ||
| 8. Areas of refuge. | ||
| Exceptions: | 1. Where the exit discharge is not accessible, an exteriorarea of assisted rescue shall be provided. | |
| 2. Where the exit stairway is open to the exterior, theaccessible means of egress shall include either an area of refugeor an exterior area for assisted rescue. | ||
| 3. | Elevators | One accessible means of egressshall be provided by an elevator in buildings where a requiredaccessible floor is four or more stories above or below a levelof exit discharge.In order to be considered part of an accessible means ofegress, an elevator shall comply with the emergency operationaland signaling device requirements of Section 2.227 of ASME A17.1.Standby power shall be provided and the elevator shall beaccessed from either an area of refuge or a horizontal exit. |
| 4. | Exit Stairways | In order to be considered part of an accessible means ofegress, an exit stairway shall have a clear width of not lessthan I .22m between handrails and shall either incorporate anarea of refuge within an enlarged floor-level landing or shall beaccessed from either an area of refuge or a horizontal exit. |
| 5. | Platform Lifts | Shall not be part of an accessible means of egress exceptwhere allowed as part of a required accessible route in IBCSection 1109.7. Standby power shall be provided and the liftshould not be enclosed. |
| 6. | Areas of Refuge | Shall be accessible from the space it serves by an accessiblemeans of egress. Every required area of refuge shall have directaccess to an enclosed stairway or an elevator. Where an elevatorlobby is used as an area of refuge, the shaft and lobby shall bea smoke proof enclosure except where the elevators are in an areaof refuge formed by a horizontal exit or smoke barrier. |
| a. | Size | Sized to accommodate a wheelchair space of not less than 30inches by 48 inches for each 200 occupants or portion thereof,based on the occupant load of the area of refuge and areas servedby the area of refuge. The wheelchair space shall not reduce therequired means of egress width. Access to any of the requiredwheelchair spaces in an area of refuge shall not be obstructed bymore than one adjoining wheelchair space. |
| b. | Separation | Each area of refuge shall be separated from the remainder ofthe story by a smoke barrier or a horizontal exit except thoselocated within vertical exit enclosures. |
| c. | Two-way communication | Shall be provided between area of refuge and the centralcontrol point. If the central control point is not constantlyattended, the area of refuge shall have access to a publictelephone system. The two way communication system shall includeboth audible and visible signals. |
| d. | Instructions | Shall be posted adjoining the two-way communication system. |
| e. | Identification | Each door providing access to an area of refuge shall beprovided with a sign stating "Area of Refuge" and theInternational Symbol of Accessibility. |
| 7. | At exits and elevators serving as a required accessible spacebut not providing an approved accessible means of egress, signageshall be installed indicating the location of accessible means ofegress. | |
| 8 | Exterior area for Assisted Rescue | Shall be open to the outside air and meet the requirements ofIBC Section 1007.6.1. Separation walls shall comply with therequirements for exterior walls. Where walls or openings betweenthe area for assisted rescue and the interior of the building,the building exterior walls within 3.048 m. horizontally of anon-rated wall or unprotected opening should have afire-resistance rating of not less than 1 hour. Openings withinsuch exterior walls should be protected by opening protectivehaving a fire protection rating of not less than 3/4 hour. Thisconstruction should extend vertically from the ground to a point3.048 m. above the floor level of the area for assisted rescue orto the roof line, whichever is lower. |
| a. | Openness | Shall be at least 50 percent open. |
| b. | Exterior exit stairway | Not permitted in a Group 1-2 occupancy. |
| c. | Identification | Shall be provided. |