HomeMy WebLinkAbout010 Civil Details SLOPE VARIES — SEE GRADING PLAN
VARIES SEE PLANS
BACK OF SIDEWALK
'\ 4" CONC.
THICKNESS
FINISH (6" THICKNESS REQUIRED
3—IN TYPE B ASPHALT PLANT MIX
GRADE AT ALL DRIVE LANES)
2% MAX 2% MAX.
6—FT RAMP 5—FT 6—FT RAMP
-
IF STABLE SUBGRADE PRESENT (OPTION 1): III=III III III= a a. ° ° III III III=III 2% MAX.
6 IN. LIFT 1 —IN. MINUS MIRAFI 60OX OR EQUIVALENT WOVEN III III III=III III III III=
=III III III— III—III 1H:12V MAX l 1H:12V MAX
CRUSHED (ROAD MIX) GRAVEL GEOTEXTILE FABRIC -III III III=III
—III III—III— `' ' II III=1�' 0 0 0 0 0 0 0 0
IF UNSTABLE SUBGRADE PRESENT (OPTION 2): II—III=III=III___________________________ _ III III III—� 0 O O O O O O O O
IF STABLE SUBGRADE PRESENT (OPTION 1): TENSAR TX-190L GEOGRID REINFORCEMENT �IIfi1'f111'171=f�11'17 111ftil I'171 f�1Lf1 lLtl ILfl ILf1 NI I 1'711��Lf��l 151' fl III___ O O O O O O O O
15—IN MIN. OF 6" MINUS UNCRUSHED (PITRUN) UNDERLAIN BY MIRAFI 180N OR EQUIVALENT ���—���—��� ���_���_���_��� ���_���_���_���_���_��� ��—I „III 0 0 0 0 0 0 01 O
GRAVEL NON—WOVEN GEOTEXTILE FABRIC
IF UNSTABLE SUBGRADE PRESENT(OPTION 2): 3' MIN. GRAVELIF STABLE SUBGRADE PRESENT (OPTION 1): BASE
24—IN MIN. OF 6" MINUS UNCRUSHED (PITRUN) COMPACT SUBGRADE TO 95% OF ASTM D-698
GRAVEL
IF UNSTABLE SUBGRADE PRESENT (OPTION 2): EDGE OF PAVEMENT START CURB TRANSITION (TYP.)
COMPACT SUBGRADE TO THE EXTENT POSSIBLE. 2�OE+TAI L
NOTES: C2.1 SIDEWALK
FACE OF CURB DETECTABLE WARNING PAD (TYP.)
1. TWO OPTIONS FOR PAVEMENT SECTIONS ARE PROVIDED. OPTION 1 ASSUMES STABLE SUBGRADE IS PRESENT. OPTION 2 NTS
ASSUMES UNSTABLE SUBGRADE. PITRUN AND ROAD MIX SHALL BE COMPACTED TO 95%OF ASTM D-698. BACK OF CURB DROP CURB FOR PEDESTRIAN RAMP.
SEE COB DETAIL 02528-1
2. FOR OPTION 1, THE SUBGRADE MUST CONSIST OF NATIVE FINE—GRAINED SOILS (NO FILL OR TOPSOIIL UNDER THE SECTION)
AND MUST BE STABLE (NO RUTTING, DEFLECTING, OVERLY MOIST SUBGRADE). CONTRACTOR SHALL ANTICIPATE SOME
DRYING/WORKING OF THE SUBGRADE WILL BE REQUIRED TO ACHIEVE A STABLE CONDITION.
3. IF UNSTABLE SUBGRADE IS ENCOUNTERED, OPTION 2 SHALL BE USED. CONTRACTOR SHALL NOTIFY ENGINEER DURING
CONSTRUCTION IF UNSTABLE SUBGRADE IS PRESENT. ASPHALT OR CONCRETE
AS NOTED ON PLANS
TOP BACK OF CURB
4. IN THE EVENT NATIVE ALLUVIAL GRAVELS ARE ENCOUNTERED AT SHALLOW DEPTHS, THE ENGINEER SHALL BE NOTIFIED TO
ANALYZE ADDITIONAL PAVEMENT SECTION OPTIONS. 6" THICK CONCRETE TO EXTEND IH:72V V MAX
+ ♦� �•' ••, TO BACK OF LANDING OR AS MAX 1H'12
5. ASPHALT TO BE COMPACTED TO A MIN. OF 93% OF MAX DENSITY (RICE DENSITY) DETERMINED BY ASTM D-2041. ;• �,+: ••+' .+
+ .. ••.+.. NOTED ON THE PLANS.
?•%'SAX.+, •+.': j EDGE OF PAVEMENT DROP CURB NO LIP
LANDING ll t DETAIL �! , ','. • ..y .
C2.1 TYPICAL PARKING LOT SECTION ••:; .:' i ,•. +;'• E; 4• '♦
NTS .' : 3�DETAIL
+ C2.1 PEDESTRIAN RAMP
..,•.' J Yam.J!: i.' NTS
NOTE: SIGN WORDING TO •. .,.� ,•.'�t ,4J:
CONFORM TO CURRENT ♦' ♦ .��• DETECTABLE WARNING PAD
RESERVED CITY STDS. 6—FT !y J+. • ♦,n• ,'••
PARKING SAW—CUT, REMOVE AND RAMP 4 ..•�,�!'
SIGN REPLACE EXISTING CURB •O O O O, •O • O
AND GUTTER IF PRESENT. t7 O 0. OHO O O,
❑ •ao Q.O.O p O00Q00..OO,bOO�i' O 2_FT BACK OF CURB 1' GRAVEL 1' GRAVEL
O O O •€S E7' O• O, .O•.d• SHOULDER SHOULDER
RESERVED PARKING SIGN • Q •O 9A FACE OF CURB 10' MIN.
WITH VAN ACCESSIBLE RESERVED 4,1 MPX
SIGN. LOCATION VARIES SEE PARKING SIGN 2% MAX.
PLANS WIDTH AS NOTED 1 MPX
ON PLANS _I 4�.
LM,ITREQURED FINE 2% MAX EDGE OF PAVEMENT
SIDEWALK DROP CURB NO LIP. SEE _ CLEAR & GRUB,
CROSS—SLOPE COB DETAIL 02528-1 MINIMUM LIMITS
LANDING FACE OF CURB 1—FT CURB TRANSITION (TYP.) 2" MIN. OF TYPE B ASPHALT PLANT MIX
VAN—ACCESSIBLE BACK OF CURB COMPACTED TO A MIN. OF 93%OF MAX.
y D NOTES: DENSITY AS DETERMINED BY ASTM D-2041
� DETAIL
C2.1 PEDESTRIAN RAMP1. PATHWAYS SHALL BE DESIGNED TO SUPPORT A 9" MIN. OF 14" MINUS CRUSHED GRAVEL BASE
NTS MINIMUM DESIGN LOAD OF 25,000 ESAL. COMPACTED TO A MIN. OF 95% OF MAX DRY
VAN START/END RAMP. DENSITY AS DETERMINED BY AASHTO T99
ACCESSIBLE MAX SLOPE OF 1:12 2. A SOIL STERILANT SHALL BE APPLIED TO THE
SIGN ACCESS SUBGRADE PRIOR TO PLACEMENT OF THE GRAVEL
AISLE 30• BASE.
72 —7— 3. A CONSTRUCTION SEAL SHALL BE APPLIED TO THE
4" WIDE STRIPE 4" PAINTED 6' MIN. MPX PAVED SURFACE IMMEDIATELY FOLLOWING FINAL
41 _
PAINTED SYMBOL STRIPED 2% MAX..•• ROLLING AT THE RATE OF 0.1 GALLON/SQUAREYYARD.
(TYP)-2 COATS (2 COATS) 1 MPX �y•• '•+ •' 'E DETAIL
C2.1 ASPHALT PATHWAY o
CURB ( MIN. 3/8" MINUS GRAVEL COMPACTED SUBGRADE. APPLY SUBGRADE NTS o
(NATURALL FINES, SEE NOTE 3) STERILANT (IN COORDINATION WITH GALLATIN
COUNTY). CONTRACTOR OR SUBCONTRACTOR
3" MIN. OF 3/4" MINUS CRUSHED MUST BE CERTIFIED TO PERFORM THIS
� VARIES
SEE SEE VARIES
IEAN ~ VARIES
(ROAD MIX) BASE COURSE TREATMENT.
SEE
NOTES: SEED DISTURBED AREAS OUTSIDE
1. ONE ACCESSIBLE PARKING SPACE MUST BE 3. VAN—ACCESSIBLE SPACE CAN BE USED BY TRAIL CORRIDOR WITH NATIVE NOTES:
DESIGNATED "VAN—ACCESSIBLE", THE OTHER ANY VEHICLE WITH A DMV DISABLED PERMIT. GRASS SEED MIX APPROVED BY E
GALLATIN COUNTY. 1. COORDINATE WITH GALLATIN COUNTY'S
SPACE CAN BE EITHER "VAN—ACCESSIBLE" OR
STANDARD PARKING SPACE. 4. MAXIMUM SPACE
CROSS SLOPE ALLOWED IN REPRESENTATIVE AND GVLT TO IDENTIFY NEW
PARKING SPACE OR ACCESS AISLE. TRAIL LOCATION
2. VAN—ACCESSIBLE SPACE SHALL HAVE AN
ADDITIONAL SIGN MOUNTED BELOW THE 2. EXCAVATE 6" OF EXISTING SOIL AND
STANDARD SPACE PARKING SIGN. ORGANIC MATERIAL. HAUL OFF SPOILS.
3. NATURAL FINES SHALL CONSIST OF 80% o
4 f�7 I A f f SAND, 10% SILT AND 10% CLAY.
C2.1 ACCEn9�II�LE PARKING FITS DETAIL
REVISIONS: C2.1 CLASS II TRAIL SECTION
3
NTS
1. UPDATE TO PARKING LOT SECTION DETAIL.
NO. REVISIONS DRAWN BY DATE PROJECT g:01-241.40 SHEET
AS OUTLINED IN NOTES ABOVE MCG G8/,G/22 C®�71�TTY REGIONAL PARK IMPROVEMENTS
32 DISCOVERY DRIVE DATE: 01/11/2022
BOZEMAN,MT 59718 Civil Engineering C2.1
DETAILS PHONE(406)582-0221 Geotechnical Engineering DETAILS
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GALLATIN COUNTY REGIONAL]PARK Im ,5' COUNTY REGIONAL PARK
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