HomeMy WebLinkAboutcover_1I-- AS
f IS
f
SAMPLE ELEVATION
42' TALL LANDING GUARDRAILS W/ VERTICAL PICKETS
42' TALL RAMP GUARDRAILS V/ VERTICAL PICKETS,
34' HIGH GRABRAIL 6 OPTIONAL 26' HIGH CHILD'S GRABRAIL
SCALE- I /4' = I' -0'
1 1/2 x 2' x 1/5'
PEG. / U0. ID3E
1 1/C SCR. 40
KUNINUY PIPE
I 1 1/4' % OBO'
ROUND A;LLL TIBE
D /4' k 062'
ALUM. N3_ 0
�— 4 O.C. Wk
2' % 5' % 1 /R' SoJ
t MNG A um. CKkNNIX
W/ .125' W. EDGES
11/2' x 1' % 1/6'
RECf. TIKE 52R.,
0 Y -O' D.C. x .
1 1/2' x 6'
SUP RE55TANt
AWUINUU DECK
4' -0' TYP.
34 TYP.
26' TYP.
RAMP /HANDRAIL CROSS SECTION
42' TALL VERTICAL PICKET GUARD RAIL
SCALE, 3/4' = V -0'
LSr
�n
WALKING
UNIQUE SELF — MATING
CHANNEL DESIGN ,
GENERAL NOTES
1. ALUMINUM RAMP SECTIONS SHALL BE A RIGID, FREE SPAN DESIGN.
2. DESIGN OF THE ALUMINUM STRUCTURES SHALL CONFORM TO THE CURRENT
EDITION OF THE ALUMINUM ASSOCIATION SPECIFICATION FOR ALUMINUM
STRUCTURES.
3. ALL ALUMINUM CONSTRUCTION, ALLOY 6061 T -6 AND 6063 T -6, MILL
FINISH UNLESS SPECIFIED OTHERWISE.
4. ALUMINUM WELDING SHALL BE IN ACCORDANCE WITH THE ANSI /AWS D1.2 -90
GA,S METAL ARC WELDING PRDCESS BY EXPERIENCED OPERATORS.
5. ALL BOLT HARDWARE SHALL BE TYPE 18-8 STAINLESS STEEL (SERIES 304)
UNLESS SPECIFIED OTHERWISE
6. LANDING AND RAMP SECTIONS SHALL BE ENGINEERED FOR 100 LBS. PER
SO. FT. LIVE LOAD AND A CONCENTRATED VERTICAL LOAD OF 300 LBS.
APPLIED EVENLY OVER AN AREA OF 1 SO. FT.
7. HANDRAILS SHALL WITHSTAND A CONCENTRATED LOAD OF 200 LBS.
APPLIED AT ANY POINT AND. IN ANY DIRECTION AT THE TOP OF THE.
HANDRAIL.
B. DECK SURFACE SHALL BE A SLIP RESISTANT, EXTRUDED ALUMINUM DECKING
WITH A TRIPLE I -BEAM, SELF MATING DESIGN.
9. RAMP AND LANDING RAILS SHALL BE 42' MINIMUM HEIGHT ABOVE DECKING
UNLESS SPECIFIED OTHERWISE. CUSTOM RAIL DESIGNS ARE AVAILABLE
UPON REQUEST. RAMP AND LANDING RAILS SHALL BE DESIGNED SUCH THAT
A 4 INCH SPHERE CAN NOT PASS THROUGH ANY OPENING.
10. ALL EXPOSED SURFACES SHALL BE SMOOTH AND FREE OF ANY COARSE
OR JAGGED EDGES.
11. ALL DESIGNS SHOWN HERE ARE SUBJECT TO CHANGE PENDING FIELD
VERIFICATION OF EXISTING FIELD /SITE CONDITIONS.
12. RAMP SYSTEMS FOR USE AT ELEMENTARY SCHOOL FAGLITIES REQUIRE AN
ADDITIONAL GRABRAL LOCATED 26' ABOVE THE WALKING SURFACE
6N
Cn
� z "
C
>_
C/D n
� H
O _
�o
C/]
� o
Fs7 y
Y ;¢
U
C CIE-
,Jj W Z
ai
x
!V
Y
42' TYP.