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136_FEDERAL_ST_MA_01970-PERMIT_DRAWINGS_Mon_Sep_22_2025_at_11-50-47 (1)Scale Date Drawn By Checked By Project Number Consultant Address Address Address Phone FIRE ESCAPE ENGINEERS 5 Mt Vernon St, Lynn, MA 01901 PERMIT SET DESCRIPTION OF WORK BUILDING DATA LOCATION MAP Consultant Address Address Address Phone Consultant Address Address Address Phone Consultant Address Address Address Phone DESIGN PROFESSIONALS SEAL VICINITY MAP SHEET INDEX STREET VIEW 8/ 2 5 / 2 0 2 5 6 : 1 4 : 5 3 P M A100 COVER PROJECT INFORMATION 136 Federal Street Salem 01970 Project #6064 Checker PJL Issue Date Project Number 136 Federal Street Salem 01970 Project #6064 Sheet List Permit Set Sheet Name Sheet Number PHASE SET Designed By Drawn By Sheet Issue Date COVER PROJECT INFORMATION A100 PERMIT SET PJL PJL 8/25'/20250 EXISTING BUILDING DATA LS100 PERMIT SET PJL PJL 8/25'/20250 PROJECT PLANS, SECTIONS & ELEVATIONS A101 PERMIT SET PJL PJL 8/25'/20250 ELEVATIONS AND SECTIONS A501 PERMIT SET PJL PJL 8/25'/20250 Grand total: 4 Restore fire escape. REPLACEMENT PLATFORMS: LEFT AND RIGHT EXISTING LADDER TO BE USED AND TWO NEW PLATFORMS AT 2ND AND 3RD FLOOR OF FIRE ESCAPE PLATFORM BEING REPLACED IN KIND. CONSTRUCT AND INSTALL REPLACEMENT COMPONENTS. . LADDERS ALREADY EXIST AND ARE BEING RESTORED BY REPLACEMENT: No. Description Date CODE STATUS A.APPLICABLE CODES: B.Occupancy Classification (Mixed, Separated Occupancy): C.Allowable Area, Height and Construction Type: Occ. D.Fire Resistance Requirements for Building Elements CODE ISSUE IEBC COMMENT REF REFITEM ITEM 601.2 503 5,864SF No change in Area Height or construction type. Stories - 3 / 3 provided Height -No Change (1) A repair replaces the existing materials in kind or better. Table 602 No change in exterior walls (1) No change from original permitting. Building Elements Reconstructing the fire escape as at the time of the original erection. Exterior Walls - Separation Distance Table 602 No change in openingsMaximum Opening Area in Exterior Wall Table 602.3 F.Exit Requirements Repairs: Level of protection shall be maintained or improved 604.1Maximum Floor Area Allowances per Occupant (1) No floor area increase or interior modifications. Replacement of existing nonconforming second means of egress with upgrades. Interior Finish Classification - Walls and Ceilings Table 803 No New Finishes Interior Exits - A Corridors & Exit Access - A Rooms & Enclosed Spaces - B (1) (1) No New Finishes changed. Class A: Flame Spread Index 0-25; Smoke-Developed Index 0-450 Class B: Flame Spread Index 26-75; Smoke-Developed Index 0-450 Class C: Flame Spread Index 76-200; Smoke-Developed Index 0-450 E.General Fire Resistant Requirements Exit Access Enclosure / Corridors Special Use Rooms 705.1.7Required Exit Capacity For R3 no more than two dwellings and a maximum occupancy of 16 a single exit is acceptable. Two exits provide one at the front and one at the rear fire escape. xxxxxxMinimum Number of Exits Egress Doors One in front and an exit from each window along fire escape. G.Egress Doors Maximum Exit Travel Distance NO CHANGE Maximum Common Path of Egress Travel Maximum Dead End Corridor Location of Exits Where two exit discharges, one at front of building and one at each window to the fire escape at every level. Exit Corridors Minimum Width - 36" inches Minimum Width - Serving Less than 50 - 36 inches Min. ceiling height of 7'-6" Min. headroom of 80" for protruding objects Aisles F.Exit Requirements, Cont. Accessible Dwelling or Sleeping Units No changes 3 The 2015 MA Building Code 9th Edition The 2015 MA Building Code 9th Edition Residential The 2015 MA Existing Building Code 9th Edition Section 601.2 (1) Per IEBC 601.2.1 this project is a reapir per IEBC 202. Reconstructing in kind or better the existing nonconforming second means of egress as originally permitted R-3 No more than two dwellings (1) No floor area increase or interior modifications. Replacement of existing nonconforming second means of egress with the same width or greater. (1) No floor area increase or interior modifications. Replacement of existing nonconforming second means of egress with upgrades. year built _____ NO CHANGE NO CHANGE NO CHANGE NO CHANGE NO CHANGE NO CHANGE (1) Existing corridors No change A.2 SPECIAL INSPECTIONS Special Inspections Scope: Typical required inspections: 1 Epoxy bolts. No epxoy bolts are used on his project. 2 Welding of main structural members. There are no structural welded connections on this job. All connections are through bolted. There is not a requirement for any special inspections on this project because the typical triggers for that requirement are not present. BUILDING DATA I. GENERAL DESCRIPTION A. Project Name: 136 Federal Street Salem 01970 B. Project Location: 136 Federal Street Salem 01970 C. Survey Parcel ID: D. Occupancy Classification NR (Mixed, Separated Occupancy): E. Construction Type: F. Risk Category: G. Automatic Sprinkler System NONE H. Building Area 3 STORY I. Building Height: J. Occupancy Load: Scale Date Drawn By Checked By Project Number Consultant Address Address Address Phone FIRE ESCAPE ENGINEERS 5 Mt Vernon St, Lynn, MA 01901 ARCHITECTS SEAL 12" = 1'-0" 8/ 2 5 / 2 0 2 5 6 : 1 4 : 5 3 P M LS100 EXISTING BUILDING DATA 136 Federal Street Salem 01970 Project #6064 Checker PJL Issue Date Project Number PRELIMINARY NOT FOR CONSTRUCTION No. Description Date ALIGN LEFT EDGE OF LOWER BALCONY WITH THE RIGHT JAMB OF THE 2ND STORY LEFT WINDOW CUT EXISTING LADDER AND RELOCATE TO THE LET UPPER PORTION OF EXISTING LADDER TO BE RELOCATED TO THE LEFT. A501 3 SIM A501 3 SIM FIRE ESCAPE NOTES New fire escapes and fire escape ladders which comply with this section shall be acceptable as one of the required means of egress. New fire escapes and new fire escape ladders shall comply with the following: 1.Access from a corridor shall not be through an intervening room. 2.All openings within 10 feet (3048 mm) shall be protected by three-fourths-hour fire assemblies. When located within a recess or vestibule, adjacent enclosure walls shall be of not less than one-hour fire-resistive construction. 3.Egress from the building shall be by a clear opening having a minimum dimension of not less than 29 inches (737 mm). Such openings shall be openable from the inside without the use of a key or special knowledge or effort. The sill of an opening giving access shall not be more than 30 inches (737 mm) above the floor, step or landing of the building or balcony. 4.Fire escape stairways and balconies shall support the dead load plus a live load of not less than 100 pounds per square foot (4.79 kN/m2) and shall be provided with a top and intermediate handrail on each side. The pitch of the stairway shall not exceed 72 degrees with a minimum width of 18 inches (457 mm). Treads shall not be less than 4 inches (102 mm) in width, and the rise between treads shall not exceed 10 inches (254 mm). All stair and balcony railings shall support a horizontal force of not less than 50 pounds per lineal foot (729.5 N/m2) of railing. 5.Balconies shall not be less than 44 inches (1118 mm) in width with no floor opening other than the stairway opening greater than 5/8 inch (15.9 mm) in width. Stairway openings in such balconies shall not be less than 22 inches by 44 inches (559 by 1118 mm). The balustrade of each balcony shall not be less than 36 inches (914 mm) high with not more than 9 inches (287 mm) between balusters if replacing fire escape in kind as originally built. If fire escape does not match the orginal layout, balustrades shall be not more than 4" (101mm) between balustrades.. 6.Fire escapes shall extend to the roof or provide an approved gooseneck ladder between the top floor landing and the roof when serving buildings four or more stories in height having roofs with less than 4 units vertical in 12 units horizontal (33.3 percent slope). Fire escape ladders shall be designed and connected to the building to withstand a horizontal force of 100 pounds (445 N) placed anywhere on the rung. All ladders shall be at least 15 inches (381mm)wide, located within 12 inches (305mm) of the building. Ladder rungs shall be 3/4 inch (19.1 mm) in diameter and shall be located 12 inches (305 mm) on center. Openings for roof access ladders through cornices and similar projections shall have minimum dimensions of 30 inches by 33 inches (762 by 838 mm). The length of fire escapes and exit ladder devices shall be limited to that approved by the building official based on products listed by a recognized testing laboratory. 7.The lowest balcony shall not be more than 18 feet (5486 mm) from the ground. Fire escapes shall extend to the ground or be provided with counterbalanced stairs reaching to the ground. 8.Fire escapes shall not take the place of stairways required by the codes under which the building was constructed. 9.Fire escapes shall be kept clear and unobstructed at all times and maintained in good working order. TYPICAL MATERIALS 1. GRATING: ALL TREADS, AND PLATFORM GRATING SHALL USE STANDARD GRATING THAT IS 1"X3/16" FLATS OR "MC NICHOLS" GRATING, GALVANIZED. DESIGN CRITERIA REQUIRES 77% OPEN AREA TO PREVENT SNOW DRIFT. TREADS SHALL HAVE SIDE FLATS OF 1/4" X1 3/16 SHOP FABRICATED WELDING TO MATCH THE DEPTH OF THE GRATING. FASTEN THE TREADS TO THE STRINGER WITH 2 -1/2" BOLTS 2.1.MINOR SUPPORTS COMPONENTS ARE: RAIL POSTS, SIDE ANGLES & ANGLE BRACKETS. ALL MINOR SUPPORTS SHALL USE 2"X2"X1/4" MIN. ANGLES UNLESS NOTED OTHERWISE AS 3"X3"X1/4" ANGLES. A 2"X2"X1/4" SHALL HAVE A SPAN OR OPENING NOT GREATER THAN 60", A 3"X3"X1/4" NOT GREATER THAN 90" & A 4"X4"X1/4" NOT GREATER THAN120". ANY LENGTHS GREATER THAN 120" SHALL BE CUSTOM ENGINEERED. ALL MINOR SUPPORTS SHALL USE 3/8" BOLTED CONNECTIONS. 2.2 MAJOR FRAMING SUPPORTS COMPONENTS ARE: VERTICAL:ANGLES TO GRADE;HORIZONTAL:TREADS, MASTER OUTER (OR NOSEANGLES) & MASTER INNER (OR WALLANGLES). SLOPED:ANGLE BRACKETS, (DEPENDING ON LOADING), AND STRINGERS.HORIZONTAL MAJOR FRAMING SUPPORTS SHALL BE 3"X3"X1/4" MIN. ANGLE. VERTICAL MAJOR FRAMING ANGLES SHALL BE 3"X3"X1/4" MIN. ANGLE & BEAR ON AN 8"X48" SONO TUBE, OF A DEPTH NO LESS THEN THE LOCALLY DEFINED FROST DEPTH; SLOPED MAJOR FRAMING ANGLES SHALL BE 3"X3"X1/4" MIN. ANGLE EXCEPT STRINGERS DEFINED IN NOTE 3. ALL MAJOR SUPPORTS SHALL USE 1/2" BOLTED CONNECTIONS. 3.STRINGERS: SHALL BE A MINIMUM OF 5"X1/4" FLAT STEEL AND NO FLIGHT OF STAIRS SHALL EXCEED A 12' RISE WITHOUT A LANDING PER IBC 1011.8 OR EQUIVALENT STATE REQUIREMENT. LARGER STRINGER DEPTHS MAY BE USED FOR AESTHETIC REASONS BUT THE MINIMUM DEPTH SHALL BE 5" IN ALL CASES. 4.1 HAND/GUARD RAILS ARE MADE UP OF A TOP RAIL WHICH SHALL BE 2"X2"X1/4" ANGLE WITH A 1"X1 1/4"X1/4" ANGLE MIDSPAN AND 1"X1/4" FLAT BARS FOR THE REMAINING COMPONENTS. ALL RAILS SHALL BE A MIN. 42" HIGH TO UPPER FACE OF TOP RAIL WITH 1/2" PICKETS AT 4" O.C. MAX OR 1/8" CABLE RAILS SYSTEM AT 3 1/2" O.C. TENSIONED TO ALLOW MAXIMUM FLEX TO NO MORE THAN 4". ALL ANGLE RAILS AND POSTS ARE 3/8" BOLTED CONNECTIONS WITH ONLY NON-STRUCTURAL SHOP FABRICATED WELDING CONNECTIONS AT THE TOP AND BOTTOM OF PICKETS. SEE NOTE 6. 4.2 RAILS AT THE FIXED UPPER RUN OF A CANTILEVER STAIR SHALL BE OF A LOW PROFILE 2"X1/4" TO ALLOW THE LOWE CATILEVER STAIR'S STRINGER AND HAND RAIL TO PASS THEM WHEN RAISED OR LOWERED. 5.ALL MAJOR FRAMING SUPPORT CONNECTIONS SHALL BE A MIN. OF (2) -1/2"X4 1/2" BOLTS OR GREATER . ALL MINOR SUPPORT CONNECTIONS SHALL BE 3/8" BOLTS. 6.THERE IS NO SPECIAL INSPECTION WELDING WORK ON ANY FIRE ESCAPE COMPONENTS IN THIS PROJECT. ALL WELDING IS SHOP FABRICATED AND ON MINOR SUPPORTS ONLY. GENERAL NOTES STRUCTURAL NOTES 1.The contractor is responsible for verification and correlation of all items and work necessary for the completion of this project as indicated by the contract documents. Should any questions arise regarding the contract documents or site conditions, the contractor shall request interpretations. and clarification from the designer before starting before starting the project. The absence of such request shall signify that the contractor reviewed and familiarized himself with all aspects of the project and has complete comprehension thereof. The contractor shall be responsible for conformance to all safety regulations during construction. 2.The contract drawings and specifications represent the finished structure UNO. They do not indicate means and methods or construction loads. Only the contractor shall provide all methods, direction and related equipment necessary to protect the structure, workmen other persons and property during construction. The contractor shall, at his own expense, engage properly qualified persons to determine where, and how temporary precautionary measures shall be used to inspect same in the field. Any material not as specified or improper material, installation or workmanship shall be removed and replaced with specified material in a workmanlike manner at contractor's expense. 3.These plans, specifications, engineering and design work are intended solely for the project specified within. The consulting designers and engineers disclaim all liability if these plans and specifications or the design, advice and instructions attendant thereto are used on any project or location specified herein. Observation visits to the job and special inspections are not of the structural engineer's responsibility unless the contract documents indicate otherwise. 4.Licensed fabricator required for shop weld’s structure steel fabrication per applicable code. 5.Expansion/adhesive anchors shall comply with applicable code. TEMPORARY SHORING Wherever shoring is required, the contractor shall be responsible for providing a shoring system that prevents settlement and/or damage to the existing facilities and protects personnel, the public and the building during construction as required. The contractor shall locate the system clear without any disruption of the permanent structure to job and special inspections are not of the permit the construction to proceed. APPLICABLE CODES All phases of work shall conform to the following codes: MA State Building Codes 9th Editionconsist of the following codes: The International Building Code 2015 The Existing Building Code 2015 DESIGN LOADS: STRUCTURAL DESIGN CRITERIA DESIGN LIVE LOAD FIRE ESCAPES: 100 PSF PAINT AND GALVANIZATION 1.All fire escapes shall be galvanized and or painted. Paint may be applied using a brush, roller or spray and shall be applied to all surfaces. Paint coating shall be of the following: A.One coat of iron oxide primer followed by one coat of alkyd enamel finish. (color as selected by owner) B.One coat of Hammerite Paint. C.One coat of Valspar Valchem Epoxy mastic 75-W-SW or equal. 2.Prior to painting, the fire escape shall be cleaned using hand tools, (scrapers, grinders, wire wheels etc.,). Contractor shall follow all appropriate regulations. STRUCTURAL STEEL 1.Design, fabrication and erection of structural steel buildings (AISC 360-05) 2.All structural and miscellaneous steel shall conform to the following material standards W SECTIONS: ASTM 992, Fy=80KSI RECTANGULAR HSS: ASTM A500, GRADE B: Fy = 48 KSI ROUND HSS: ASTM A500, GRADE B: Fy = 42 KSI ALL OTHER SECTIONS: ASTM 36 UNO, all bolts to be 316 stainless steel, with matching bolts. STRUCTURAL CHAPTER 16 DESIGN CRITERIA 1.Floor live load (IBC 2015 Sections 1607) Per table 1607.1 for stairs and exits, for 1 and 2 family dwellings: 40psf and 300 concentrated. All others 100pfs and 300 concentrated. 2.Dead load (IBC 2015 Section 1606) Standard weight of steel per cubic foot 490lbs. 3.Snow Load Per 1608.1.1 snow loads used 25psf plus drifting or 30psf. For fire escapes or exterior stairs McNichols bar grate has 77% open area allowing 2/3 of snow to pass through 4.Wind Load Per 1609.1.1.2 Wind loading uses 30 psf. 5.Seismic Load. See engineering calculations 6.Structural member allowable deflection limits (IBC 2015 Table 1604.3) Bar Grating Max. Span = 64" Deflection limit = L / 360 = 64 / 360 = 0.178" 3x3x1/4 Angle Max. Span = 60" Deflection limit = L / 360 = 60 / 360 = 0.167" Stringer Max. Span = 154" ( 11" x 14 Stringers) Deflection limit = L / 360 = 60 / 360 = 0.428" Scale Date Drawn By Checked By Project Number Consultant Address Address Address Phone FIRE ESCAPE ENGINEERS 5 Mt Vernon St, Lynn, MA 01901 ARCHITECTS SEAL As indicated 8/ 2 5 / 2 0 2 5 6 : 1 4 : 5 4 P M A101 PROJECT PLANS, SECTIONS & ELEVATIONS 136 Federal Street Salem 01970 Project #6064 Checker PJL Issue Date Project Number 3/8" = 1'-0"1 East ELEVATION 1 1/2" = 1'-0"2 LEVEL 1 6046 1 1/2" = 1'-0"4 LEVEL 2 6046 3/8" = 1'-0"5 SECTION PRELIMINARY NOT FOR CONSTRUCTION No. Description Date GENERAL NOTES STRUCTURAL NOTES 1.The contractor is responsible for verification and correlation of all items and work necessary for the completion of this project as indicated by the contract documents. Should any questions arise regarding the contract documents or site conditions, the contractor shall request interpretations. and clarification from the designer before starting before starting the project. The absence of such request shall signify that the contractor reviewed and familiarized himself with all aspects of the project and has complete comprehension thereof. The contractor shall be responsible for conformance to all safety regulations during construction. 2.The contract drawings and specifications represent the finished structure UNO. They do not indicate means and methods or construction loads. Only the contractor shall provide all methods, direction and related equipment necessary to protect the structure, workmen other persons and property during construction. The contractor shall, at his own expense, engage properly qualified persons to determine where, and how temporary precautionary measures shall be used to inspect same in the field. Any material not as specified or improper material, installation or workmanship shall be removed and replaced with specified material in a workmanlike manner at contractor's expense. 3.These plans, specifications, engineering and design work are intended solely for the project specified within. The consulting designers and engineers disclaim all liability if these plans and specifications or the design, advice and instructions attendant thereto are used on any project or location specified herein. Observation visits to the job and special inspections are not of the structural engineer's responsibility unless the contract documents indicate otherwise. 4.Licensed fabricator required for shop weld’s structure steel fabrication per applicable code. 5.Expansion/adhesive anchors shall comply with applicable code. TEMPORARY SHORING Wherever shoring is required, the contractor shall be responsible for providing a shoring system that prevents settlement and/or damage to the existing facilities and protects personnel, the public and the building during construction as required. The contractor shall locate the system clear without any disruption of the permanent structure to job and special inspections are not of the permit the construction to proceed. APPLICABLE CODES All phases of work shall conform to the following codes: MA State Building Codes 9th Editionconsist of the following codes: The International Building Code 2015 The Existing Building Code 2015 DESIGN LOADS: STRUCTURAL DESIGN CRITERIA DESIGN LIVE LOAD FIRE ESCAPES: 100 PSF PAINT AND GALVANIZATION 1.All fire escapes shall be galvanized and or painted. Paint may be applied using a brush, roller or spray and shall be applied to all surfaces. Paint coating shall be of the following: A.One coat of iron oxide primer followed by one coat of alkyd enamel finish. (color as selected by owner) B.One coat of Hammerite Paint. C.One coat of Valspar Valchem Epoxy mastic 75-W-SW or equal. 2.Prior to painting, the fire escape shall be cleaned using hand tools, (scrapers, grinders, wire wheels etc.,). Contractor shall follow all appropriate regulations. STRUCTURAL STEEL 1.Design, fabrication and erection of structural steel buildings (AISC 360-05) 2.All structural and miscellaneous steel shall conform to the following material standards W SECTIONS: ASTM 992, Fy=80KSI RECTANGULAR HSS: ASTM A500, GRADE B: Fy = 48 KSI ROUND HSS: ASTM A500, GRADE B: Fy = 42 KSI ALL OTHER SECTIONS: ASTM 36 UNO, all bolts to be 316 stainless steel, with matching bolts. STRUCTURAL CHAPTER 16 DESIGN CRITERIA 1.Floor live load (IBC 2015 Sections 1607) Per table 1607.1 for stairs and exits, for 1 and 2 family dwellings: 40psf and 300 concentrated. All others 100pfs and 300 concentrated. 2.Dead load (IBC 2015 Section 1606) Standard weight of steel per cubic foot 490lbs. 3.Snow Load Per 1608.1.1 snow loads used 25psf plus drifting or 30psf. For fire escapes or exterior stairs McNichols bar grate has 77% open area allowing 2/3 of snow to pass through 4.Wind Load Per 1609.1.1.2 Wind loading uses 30 psf. 5.Seismic Load. See engineering calculations 6.Structural member allowable deflection limits (IBC 2015 Table 1604.3) Bar Grating Max. Span = 64" Deflection limit = L / 360 = 64 / 360 = 0.178" 3x3x1/4 Angle Max. Span = 60" Deflection limit = L / 360 = 60 / 360 = 0.167" Stringer Max. Span = 154" ( 11" x 14 Stringers) Deflection limit = L / 360 = 60 / 360 = 0.428" FIRE ESCAPE NOTES New fire escapes and fire escape ladders which comply with this section shall be acceptable as one of the required means of egress. New fire escapes and new fire escape ladders shall comply with the following: 1.Access from a corridor shall not be through an intervening room. 2.All openings within 10 feet (3048 mm) shall be protected by three-fourths-hour fire assemblies. When located within a recess or vestibule, adjacent enclosure walls shall be of not less than one-hour fire-resistive construction. 3.Egress from the building shall be by a clear opening having a minimum dimension of not less than 29 inches (737 mm). Such openings shall be openable from the inside without the use of a key or special knowledge or effort. The sill of an opening giving access shall not be more than 30 inches (737 mm) above the floor, step or landing of the building or balcony. 4.Fire escape stairways and balconies shall support the dead load plus a live load of not less than 100 pounds per square foot (4.79 kN/m2) and shall be provided with a top and intermediate handrail on each side. The pitch of the stairway shall not exceed 72 degrees with a minimum width of 18 inches (457 mm). Treads shall not be less than 4 inches (102 mm) in width, and the rise between treads shall not exceed 10 inches (254 mm). All stair and balcony railings shall support a horizontal force of not less than 50 pounds per lineal foot (729.5 N/m2) of railing. 5.Balconies shall not be less than 44 inches (1118 mm) in width with no floor opening other than the stairway opening greater than 5/8 inch (15.9 mm) in width. Stairway openings in such balconies shall not be less than 22 inches by 44 inches (559 by 1118 mm). The balustrade of each balcony shall not be less than 36 inches (914 mm) high with not more than 9 inches (287 mm) between balusters if replacing fire escape in kind as originally built. If fire escape does not match the orginal layout, balustrades shall be not more than 4" (101mm) between balustrades.. 6.Fire escapes shall extend to the roof or provide an approved gooseneck ladder between the top floor landing and the roof when serving buildings four or more stories in height having roofs with less than 4 units vertical in 12 units horizontal (33.3 percent slope). Fire escape ladders shall be designed and connected to the building to withstand a horizontal force of 100 pounds (445 N) placed anywhere on the rung. All ladders shall be at least 15 inches (381mm)wide, located within 12 inches (305mm) of the building. Ladder rungs shall be 3/4 inch (19.1 mm) in diameter and shall be located 12 inches (305 mm) on center. Openings for roof access ladders through cornices and similar projections shall have minimum dimensions of 30 inches by 33 inches (762 by 838 mm). The length of fire escapes and exit ladder devices shall be limited to that approved by the building official based on products listed by a recognized testing laboratory. 7.The lowest balcony shall not be more than 18 feet (5486 mm) from the ground. Fire escapes shall extend to the ground or be provided with counterbalanced stairs reaching to the ground. 8.Fire escapes shall not take the place of stairways required by the codes under which the building was constructed. 9.Fire escapes shall be kept clear and unobstructed at all times and maintained in good working order. TYPICAL MATERIALS 1. GRATING: ALL TREADS, AND PLATFORM GRATING SHALL USE STANDARD GRATING THAT IS 1"X3/16" FLATS OR "MC NICHOLS" GRATING, GALVANIZED. DESIGN CRITERIA REQUIRES 77% OPEN AREA TO PREVENT SNOW DRIFT. TREADS SHALL HAVE SIDE FLATS OF 1/4" X1 3/16 SHOP FABRICATED WELDING TO MATCH THE DEPTH OF THE GRATING. FASTEN THE TREADS TO THE STRINGER WITH 2 -1/2" BOLTS 2.1.MINOR SUPPORTS COMPONENTS ARE: RAIL POSTS, SIDE ANGLES & ANGLE BRACKETS. ALL MINOR SUPPORTS SHALL USE 2"X2"X1/4" MIN. ANGLES UNLESS NOTED OTHERWISE AS 3"X3"X1/4" ANGLES. A 2"X2"X1/4" SHALL HAVE A SPAN OR OPENING NOT GREATER THAN 60", A 3"X3"X1/4" NOT GREATER THAN 90" & A 4"X4"X1/4" NOT GREATER THAN120". ANY LENGTHS GREATER THAN 120" SHALL BE CUSTOM ENGINEERED. ALL MINOR SUPPORTS SHALL USE 3/8" BOLTED CONNECTIONS. 2.2 MAJOR FRAMING SUPPORTS COMPONENTS ARE: VERTICAL:ANGLES TO GRADE;HORIZONTAL:TREADS, MASTER OUTER (OR NOSEANGLES) & MASTER INNER (OR WALLANGLES). SLOPED:ANGLE BRACKETS, (DEPENDING ON LOADING), AND STRINGERS.HORIZONTAL MAJOR FRAMING SUPPORTS SHALL BE 3"X3"X1/4" MIN. ANGLE. VERTICAL MAJOR FRAMING ANGLES SHALL BE 3"X3"X1/4" MIN. ANGLE & BEAR ON AN 8"X48" SONO TUBE, OF A DEPTH NO LESS THEN THE LOCALLY DEFINED FROST DEPTH; SLOPED MAJOR FRAMING ANGLES SHALL BE 3"X3"X1/4" MIN. ANGLE EXCEPT STRINGERS DEFINED IN NOTE 3. ALL MAJOR SUPPORTS SHALL USE 1/2" BOLTED CONNECTIONS. 3.STRINGERS: SHALL BE A MINIMUM OF 5"X1/4" FLAT STEEL AND NO FLIGHT OF STAIRS SHALL EXCEED A 12' RISE WITHOUT A LANDING PER IBC 1011.8 OR EQUIVALENT STATE REQUIREMENT. LARGER STRINGER DEPTHS MAY BE USED FOR AESTHETIC REASONS BUT THE MINIMUM DEPTH SHALL BE 5" IN ALL CASES. 4.1 HAND/GUARD RAILS ARE MADE UP OF A TOP RAIL WHICH SHALL BE 2"X2"X1/4" ANGLE WITH A 1"X1 1/4"X1/4" ANGLE MIDSPAN AND 1"X1/4" FLAT BARS FOR THE REMAINING COMPONENTS. ALL RAILS SHALL BE A MIN. 42" HIGH TO UPPER FACE OF TOP RAIL WITH 1/2" PICKETS AT 4" O.C. MAX OR 1/8" CABLE RAILS SYSTEM AT 3 1/2" O.C. TENSIONED TO ALLOW MAXIMUM FLEX TO NO MORE THAN 4". ALL ANGLE RAILS AND POSTS ARE 3/8" BOLTED CONNECTIONS WITH ONLY NON-STRUCTURAL SHOP FABRICATED WELDING CONNECTIONS AT THE TOP AND BOTTOM OF PICKETS. SEE NOTE 6. 4.2 RAILS AT THE FIXED UPPER RUN OF A CANTILEVER STAIR SHALL BE OF A LOW PROFILE 2"X1/4" TO ALLOW THE LOWE CATILEVER STAIR'S STRINGER AND HAND RAIL TO PASS THEM WHEN RAISED OR LOWERED. 5.ALL MAJOR FRAMING SUPPORT CONNECTIONS SHALL BE A MIN. OF (2) -1/2"X4 1/2" BOLTS OR GREATER . ALL MINOR SUPPORT CONNECTIONS SHALL BE 3/8" BOLTS. 6.THERE IS NO SPECIAL INSPECTION WELDING WORK ON ANY FIRE ESCAPE COMPONENTS IN THIS PROJECT. ALL WELDING IS SHOP FABRICATED AND ON MINOR SUPPORTS ONLY. PB1.8PB1.8 PB1.3.1 PB1.2R1.1 R2.3 P1.1 30" PF1.1 PB1.1 4 5 .0 0 ° 23 3 / 4 " PB1.22 R1.0 R2.3 P1.1 R2.3 R1.0 LEVEL 2 14' -0" L1.30 MAX. 15" PB1.1 PB1.8PB1.8 PB1.6 R1.1 R2.3 P1.1 1 A501 7" L1.96 PB1.3.1 ANCHORAGE AT EXISTING LOWER LADDER TO REMAIN. L1.33 L1.34 L1.35PB1.22 Scale Date Drawn By Checked By Project Number Consultant Address Address Address Phone FIRE ESCAPE ENGINEERS 5 Mt Vernon St, Lynn, MA 01901 ARCHITECTS SEAL As indicated 8/ 2 5 / 2 0 2 5 6 : 1 4 : 5 4 P M A501 ELEVATIONS AND SECTIONS 136 Federal Street Salem 01970 Project #6064 Checker PJL Issue Date Project Number KEYED NOTES A101 B&D Key Value Keynote Text L1.30 AS A PART OF THE NEW FIRE ESCAPE EGRESS SYSTEM, CURRENT CODE DIMENSION APPLY FOR LADDERS. THE DIMENSION FROM THE CENTERLINE OF EXISTING LADDER TO THE EDGE OF PLATFORM GRATE SHALL BE 15" MAXIMUM. L1.33 LADDER BRACKETS SHALL BE 2"X2"X1/4" STEEL ANGLE. ANCHOR TO EXISTING WALL FACE BOTH SIDES OF LADDER. L1.34 LADDER EXTERIOR WALL ANGLE FASTENER SHALL BE 1/2" GALVANIZED THREADED ROD WELDED TO A 4" x 4" x 1/4" PLATE TO THE BACK SIDE OF THE 2x10 BLOCK FRAMING SEE PB1.3.1 (MAJOR FRAMING SUPPORT FASTENERS) L1.35 LADDER RAIL ANGLE FASTENERS SHALL BE 1/2" GALVANIZED BOLTS WELDED TO THE EXTERIOR WALL ANGLE. (MAJOR FRAMING SUPPORT FASTENERS) L1.96 RELOCATE TOP OF EXISTING LADDER. P1.1 RAIL POSTS SHALL BE 2"x 2"x 1/4" GALVANIZED ANGLE SUBJECT TO SPAN SIZE THRESHOLDS INCREASES IN TYPICAL MATERIALS NOTE 2.1 PB1.1 PLATFORM BRACING SHALL BE EITHER 2"x 2"x 1/4" MIN. OR 3"x 3"x 1/4" GALVANIZED ANGLES BASED ON SPAN. REFER TO SPAN SIZE THRESHOLDS TYPICAL MATERIALS NOTE 2.1 FOR APPLICABLE SPAN LIMIT INCREASES PB1.2 PLATFORMS WITH ANGLE BRACING SHALL SECURE THE MASTER INNER PLATFORM ANGLE TO THE EXISTING WALL WITH A GALVANIZED 5/8" ALLTHREAD AND NUTS TO AN INTERNAL 4"X4"X1/4" PLATE AND 5/8" NUT PB1.3.1 PROVIDE AND INSTALL TWO 2X10s WHICH ARE FASTENED BETWEEN TWO EXISTING STUDS AT UPPER LADDER AT 6'-0" O.C. PB1.6 3"x 3"x 1/4" MASTER OUTER PLATFORM GALVANIZED FRAME NOSE ANGLE. CONTINUOUS PB1.8 TWO 5/8" LAG BOLTS AT EACH SIDE PB1.22 REMOVE AND REPLACE GYPSUM BOARD WALL IN KIND. PATCH AND REPAIR AS NECESSARY TO ORIGINAL CONDITION. PF1.1 PLATFORM FLOORING SHALL BE GRATING AT 1"x 3/16" GALVANIZED FLATS BY MCNICOLS OR EQUAL R1.0 TOP RAIL OF GUARDRAIL SHALL BE 2"x2"x1/4" GALVANIZED ANGLE SUBJECT TO SPAN SIZE THRESHOLDS INCREASES IN TYPICAL MATERIALS NOTE 2.1 R1.1 BOTTOM RAIL OF GUARDRAIL SHALL BE 2"x2"x1/4" GALVANIZED ANGLE SUBJECT TO SPAN SIZE THRESHOLDS INCREASES TYPICAL MATERIALS NOTE 2.1 R2.3 1/2" DIA. GALVANIZED PICKETS AT 4" O.C. SHALL COMPLY WITH 4" SPHERE RULE AND BE SHOP WELDED/AFFIXED TO THE BOTTOM OF THE TOP ANGLE RAIL AND TO THE TOP OF THE BOTTOM ANGLE TO CREATE A MIN. 42" HIGH GUARDRAIL AT PLATFORMS 1" = 1'-0"3 PLATFORM BRACKET DETAIL 1" = 1'-0"2 GUARDRAIL/POST DETAIL 1" = 1'-0"4 LADDER TO PLAT. PLACEMENT 1" = 1'-0"1 Section 1 PRELIMINARY NOT FOR CONSTRUCTION No. Description Date