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MN. LANDING MIN. LANDING
CONCRETE STEPS
PLAN
METAL
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H BARS
4- MIN.
}4 9ARS 0 V—Y Q.C. SIDEWALK —
CONCRETE STEPS
SECTION 6-
8
'-0' MAX.
IQ 040 coUNTY Knic wows
----JOINT
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METAL HANDRAIL
—CEMENT CONCH
SIDEWALK
NOTES FOR CONCRETE STEPS:
1. CONCRETE CEMENT CONCRETE CLASS 3000.
2. ALL STEPS: SAME DIMENSIONS, WITHIN 3/8" MAX.
DIFFERENCE.
3. RISERS: 7 1/2' MAX., 5' MIN.
4. TREADS: 12" MAX., 11' MIN., WITH TRANSVERSE
0.01 FT./FT. SLOPE
5. METAL HANDRAIL REQUIRED FOR 4 STEPS OR MORE.
SEE NOTES BELOW.
6. REINFORCING BARS SHALL MEET THE REQUIREMENTS
OF ASTM A-615, GRADE 60 AND ARE REQUIRED
FOR 4 STEPS OR MORE
7. SEE SEC. 3.06.
B. MAX. VERTICAL DISTANCE BETWEEN LANDINGS IS 12'.
NOTES FOR HANDRAILS:
1. GALVANIZED STEEL OR ALUMINUM.
2. 1 1/4' TO 2' O.D. ROUND OR OVAL PIPE.
3. WELDED, WITH SMOOTH SURFACE AND JOINTS.
4. POSTS SET IN MIN. 6' CONCRETE CLASS 3000.
5. SEE SEC. 3.06.
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HORIZ. SCALE.• 1 `— 50'
VERT. SCALE.• 1 "— 5'
LANDING (TYP.)
PROPOSED 5' WIDE CONCRETE
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FOR WALKWAY
EXISTING DETEN77ON TRACT.
SPECIAL USE PERMIT 5-219-04
WILL EXPIRE ON 111212010
CONTACT DA VE HANCOCK A T (206)
296-8230 AT LEAST 72 HOURS
PRIOR TO BEGINNING AND
COMPLE77ON OF WORK.
RE WO EXISTING ROCKERY TO SOU
EDGE OF PROPOSED STAIRS
DETENTION TRACTDETAIL
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RECEIVED
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CONSTRUCT STAIRS W/ HANDRAIL
PER K C. R. S. DWG 11/0. 5-006,
W/ 5" RISERS AND 12" TREADS �� W
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LANDING (5' 50. MIN.), TYP.
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SEN/OR Gl P 0 DATE < � Q
SHEET OF
✓AM H. S N ERS, P.E. A RO L DATF �
OPMENT ENGINEER C/ , 04 18
COMMENTS:- PROJECT NUMBER
-� 04009
12X18" SIGN.• "NO ADA ACCESS. ADA
ACCESS TO BALLFIELD IS PROVIDED FROM
MAIN ENTRANCE OF SCHOOL " OR
EQUIVALENT LANGUAGE TO BE APPROVED
8Y THE SCHOOL DISTRICT
SEE PROFILE AND DETAIL OF
PEDESTRIAN PATH" THIS SHEET