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HomeMy WebLinkAboutDRB16-0122_14D A1.1_1478905388.pdf Z NEC rn 2 X 4 HORIZONTAL BRACING 7.1 b FACE OF EXISTING ` 1011001051' EXTERIOR SIDING --/V— DRB APPROVED 4/22/2016 12:00:00 AM r - -1 - - r - 7 _ _ I V I C TOR MAR K / DO \ A LDSON CONCRETE 2 X 12 STRINGER—( PAD 1 -- I 1 _ri+1_, REMOVE ENTIRE EXIST WD STAIR, STAIR FDN AND DECK/LANDING ABOVE 2015 � \07---___S . NOTE: ABUTMENTS OF DISSIMILAR MATERIALS 4 ALL AREAS SUBJECT TO MOISTURE INTRUSION SHALL BE PROPERLY FLASHED * COUNTER-FLASHED WITH NON-CORROSIVE FLASHING PER PROJECT 4 IBC REQUIREMENTS. THESE CONDITIONS SHALL NOT LEAK OR DETERIORATE FROM WEATHER PREMATURELY. ALL WINDOW/DOOR/WALL OPENINGS SHALL CONFORM WITH SECTION 1405 OF THE 2001 ARCHITECTURE IBC, APPLICABLE MANUFACTURER INSTALLATION 4 PERFORMANCE REQUIREMENTS. PROVIDE CAULKING AND SEALANTS AT ALL ABUTMENTS OF DISSIMILAR MATERIALS. ACCESSIBLE MEANS OF EGRESS NOT REQUIRED: REFER TO SECTION IOO�i.I, �� EXCEPTION I, IBC 2015. ACCESSIBLE MEANS OF EGRESS NOT REQUIRED IN PLANNING ALTERATIONS TO EXISTING BUILDINGS. INTERIoes SINCE 1977 STAIRWAY WIDTH: REFER TO SECTION 1011.1, IBC 2015, EXCEPTION I: 37---M0 7-7 00R _AN-UN T STAIRWAYS SERVING AN OCCUPANT LOAD OF LESS THAN 50 SHALL HAVE A CLEAR WIDTH OF NOT LESS THAN 36". ARCH I T E C T S 0 SCALE: I / 2" = I' - O" RISER HEIGHT AND TREAD DEPTH: REFER TO SECTION 1011.5.2, IBC 2015. STAIR 90 W B E N C H V A R K R 0 A D RISER HEIGHT SHALL BE 7" MAXIMUM AND 4" MINIMUM MEASURED VERTICALLY SUITE 2 0 7 BETWEEN NOSINGS OF ADJACENT TREADS. RECTANGULAR TREADS DEPTHS BOX 5300 SHALL BE II" MINIMUM MEASURED HORIZONTALLY BETWEEN THE VERTICAL PLANES OF THE FOREMOST PROJECTION OF ADJACENT TREADS. AVON , 0081620 NOSING PROJECTION SIZE: REFER TO SECTION 1011.5.5.1, IBC 2015. THE 970 . 949 . 5200 FACE OF EXISTING 2" DIA WD HANDRAIL- LEADING EDGE OF OF TREADS SHALL PROJECT NOT MORE THAN 14" BEYOND , EXTERIOR SIDING TYP BOTH SIDES THE TREAD BELOW. c h r l s@ v m d a. c o m _/\,_ DIMENSIONAL UNIFORMITY: REFER TO SECTION 1011.5.4, IBC 2015. STAIR FAX 949 . 5 2 0 5 TREADS AND RISERS SHALL BE OF UNIFORM SIZE AND SHAPE. N. .l " NOSING AND RISER PROFILE: REFER TO SECTION 1011.5.5 IBG, 2015. RISERS - Co ' SHALL BE SOLID AND VERTICAL OR SLOPED UNDER THE TREAD ABOVE FROM II 110'-8 5/4" loo'-o" THE UNDERSIDE OF THE NOSING AT AN ANGLE NOT MORE THAN 30 DEGREES -4 V.I.F. • FROM THE VERTICAL. VI' TOR 0 EXIST 2x10 JOISTS m 16" OC _ UP +'`}j`�( Cl d' THIS DIRECTION TYP k STAIRWAY LANDINGS: REFER TO SECTION 1011.6, IBC 2015. THERE SHALL BE A - D ,1 o m NEW CONCRETE LANDING AT THE TOP AND BOTTOM OF EACH STAIRWAY. THE WIDTH OF .. -� PAD RE: STRUG 4 LANDINGS SHALL NOT BE LESS THAN THE WIDTH OF THE STAIRWAYS THEY : � C� PERPENDICULAR SERVE. EVERY TO THE DIRECTION OF TRAVEL EQUAL TO MEASUREDING SHALL HAVE A MINIMUM IAIIDTH HE W DTH OF THE : ' , � `� r, STAIRWAY. -, r� r� r� r� ,.W�-A�� _ J LJ LI LI Z-j- OUTDOOR CONDITIONS: REFER TO SECTION 10111.2, IBC 2015. OUTDOOR 1x8 GUARD RAIL 3'-8" (FROM TREAD) STAIRWAYS AND OUTDOOR APPROACHES TO STAIRWAYS SHALL BE DESIGNED NEW 4x4 POST FOR GAP GONG PAP SO THE WATER DOES NOT ACCUMULATE ON WALKING SURFACES. GUARDRAIL SUPPORT 71- GUARDRAIL (TYP.) EDGE OF NEW DECK VERTICAL RISE: REFER TO SECTION 1011.8, IBC 2015. A FLIGHT OF STAIRS o� V) z BELOW GUARD RAIL 8'-a" 17'-5" SHALL NOT HAVE A VERTICAL RISE GREATER THAN 12 FEET BETWEEN FLOOR LJJ _ II TREADS m II" EACH LEVELS OR LANDINGS. z p HANDRAILS: REFER TO SECTION 1001.15, IBC 2012. STAIRWAYS SHALL HAVE O — NOTE: ALL NEW CONSTRUCTED ELEMENTS SHALL BE WEATHERPROOFED, � STAINED, AND OR PAINTED TO MATCH EXISTING STANDARD OF THE BUILDING HANDRAILS ON EACH SIDE AND SHALL COMPLY WITH SECTION 1014. Q CO N. ". 2 it 1����l _-= HANDRAIL HEIGHT: REFER TO SECTION 1014.2, 1 BG 2015. HEIGHT SHALL BE Z �� p 11 ,i = UNIFORM, NOT LESS THAN 34 AND NOT MORE THAN 38 ABOVE STAIR TREAD Q NOSING. ,111111 z0 HANDRAIL GRASPAB I L I TY: REFER TO SECTION 10143, IBC 2015. 10143.1 TYPE I. 111 0 S _ ��Fil------R =-----_C OR F_AN= N T 4D HANDRAILCONTINUITY: REFER TO SECTION 1014.4 IBC 2015. GRIPPING O 441w ~ J Cii. SCALE: / 2" = I' --7;" SURFACES SHALL BE CONTINUOUS WITH NO INTERRUPTION BY NEWEL POSTS OR J g � p Q _ OTHER OBSTRUCTIONS. Z Nr lirHANDRAIL EXTENSIONS: REFER TO SECTION 1014.6 IBC 2015. HANDRAILS 0 12 • u) SHALL RETURN TO A HALL, GUARD OR THE WALKING SURFACE, OR SHALL BE Lup CONTINUOUS TO THE HANDRAIL OF AN ADJACENT FLIGHT OF STAIRS OR RAMP W I= w RUN. WHERE HANDRAILS ARE NOT CONTINUOUS BETWEEN FLIGHTS, THE HANDRAILS SHALL EXTEND HORIZONTALLY 12" MINIMUM BEYOND THE TOP Q = ti RISER AND CONTINUE TO SLOPE FOR THE DEPTH OF ONE TREAD BEYOND THE N BOTTOM RISER. 0) FACE OF EXISTING EXTERIOR SIDINGHANDRAIL CLEARANCE: REFER TO SECTION 10141, IBC 2015. CLEAR SPACE BETWEEN HANDRAIL AND A WALL OR OTHER SURFACE SHALL BE A MINIMUM OF 1.5 INCHES AND SHALL NOT CONTAIN ANY ABRASIVE ELEMENTS. / 1'-au f GUARDS: REFER TO SECTION 1011.13, IBC 2015. GUARDS SHALL BE PROVIDED JJ Fd p SURVi _11T17Q , ALONG STAIRWAYS AND LANDINGS WHERE REQUIRED BY SECTION 1015 AND GAS/ME-TE-RS j� SHALL BE CONSTRUCTED IN ACCORDANCE WITH SECTION 1015. c 0 NEW CONCRETE GUARDRAIL HEIGHT: REFER TO SECTION 10153, IBC 2015. REQUIRED GUARDS {©COPYRIGHT or Mark PAD RE: STRUG SHALL NOT BE LESS THAN 42" HIGH MEASURED VERTICALLY AS FOLLOWS: Donaldson N N Architects EXISTING LOWER DECK NEW 4x4 COLUMNS NEW 2x12 AND 2x6 _ FROM ADJACENT WALKING SURFACES, ON STAIRWAYS AND STEPPED AISLES All Rights m TO REMAIN RE: STRUG STRINGERS RE: STRUG < / UP o - FROM THE LINE CONNECTING THE LEADING EDGES OF THE TREAD NOSINGS, ON Reserved RAMPS AND RAMPED AISLES, FROM THE RAMP SURFACE AT GUARD. p�. 100-0 REVIS 0\ 7 ` ` ���" OPENING LIMITATIONS: REFER TO SECTION 1015.4, IBC 2015. REQUIRED GUARDS y, I el � � \� � \� �'� �� SHALL NOT HAVE OPENINGS WHICH ALLOW PASSAGE OF A SPHERE 4 INCHES CI 11 I _\_ \ IN DIAMETER FROM THE WALKING SURFACE TO THE REQUIRED HEIGHT. THE / \ / \ / ,i, 2'-11/4" _ _ _ _ _ _ 4'-0.. TREAD AND BOTTOM RAIL SHALL NOT ALLOW PASSAGE OF A SPHERE 6 DATE 03/2812016 NEW 4x4 POST FOR / INCHES IN DIAMETER. ' N EXISTING CONCRETE GUARDRAIL SUPPORT SLAB TO REMAIN 0 0, 1204 _/\/___ A2I .1 DEMO AND NEW NOTE: ALL NEW CONSTRUCTED ELEMENTS SHALL BE WEATHERPROOFED, STAINED, AND OR PAINTED TO MATCH EXISTING STANDARD OF THE BUILDING FLOOR PLANS SHEET \0. A1 . 1 Ni-------iAt 01"1---R '---- 00R AN----,/N T 4D 0 - ----'SCALE: I / 2" = I' - 0"