12034320Q0040Drawings.pdf

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%%UPLAN VIEW

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%%UTYPICAL TURNOUT SECTIONS

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NORMAL

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WIDTH

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%%UTYPICAL SECTIONS

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TRAVELWAY

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%%UTYPICAL ROADWAY SECTIONS

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ALL TRANSITION & FULL WIDTH LENGTHS ARE VARIABLE

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TRAVELWAY

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AutoCAD SHX Text %%uTangent (Straightaways) Sections

AutoCAD SHX Text 3-5%%% Outslope

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AutoCAD SHX Text Note: Turnout Sections shall receive the same maintenance treatment as specified for roads in Section C of this Contract.

AutoCAD SHX Text %%UOut Sloped Sections

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DITCHED TEMPLATE

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NON-DITCHED TEMPLATE

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DRAWING NAME

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GREAT FALLS, MONTANA

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HELENA-LEWIS & CLARK NATIONAL FOREST

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U.S. DEPARTMENT OF AGRICULTURE

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FOREST SERVICE

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SHEET %%U

AutoCAD SHX Text Helena-Lewis and Clark N F

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B

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DOWN GRADE

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MAX 10%%%

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1. EXCAVATION BELOW THE EXISTING GRADE LINE WILL BE USED AS

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EMBANKMENT ABOVE THE EXISTING GRADE LINE ON THE DOWN

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GRADE SIDE OF THE DRAINAGE DIP, AS SPECIFIED BELOW.

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THE MINIMUM DIFFERENCE IN ELEVATION BETWEEN VPI'S IS 1.5 FT.WHICH

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IS THE VERTICLE DISTANCE BETWEEN POINT C AND D. THIS WILL GIVE

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THE MINIMUM REQUIRED 0.5 FT. BETWEEN THE SAG AND THE CROWN

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45 DEG. ROLLING DIP

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GENERAL NOTES

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ORIGINAL SLOPE LINE

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ORIGINAL

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GRADE LINE

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MIN

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VPI ELEV

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VARIABLE

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VARIABLE

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VPI ELEV.

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20' MIN

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NOTE: PLAN OF DIP SHOWN IS FOR OUTSLOPED

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ROLLING DIP, DIPS MAY BE EITHER INSLOPED

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OR OUTSLOPED. WHEN INSLOPED, DIPS SHALL

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DISCHARGE INTO A CULVERT, DROP INLET, OR

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OVERSIDE DRAIN, OR DRAINAGE DITCH. WHEN

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OUTSLOPED, THEY SHALL DISCHARGE INTO AN

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OVERSIDE DRAIN OR ON TO NATURAL GROUND.

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THE MINIMUM CROSS GRADE FROM "B" TO "F"

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IS 4% GREATER THAN THE ORIGINAL ROAD GRADE.

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3. THE MAXIMUM DEPTH OF EXCAVATION AND EMBANKMENT WILL

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FLUCTUATE WITH THE STEEPNESS OF THE GRADE.

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(MIN)

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0.5' MIN.

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PROFILE VIEW

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4. VERTICAL CURVE = VC; VERTICAL POINT OF INTERSECTION = VPI.

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OF THE VERTICAL CURVES.

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PERSPECTIVE VIEW

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MAX 10%%%

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MIN

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VPI ELEV

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VARIABLE

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VARIABLE

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VPI ELEV.

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PROFILE VIEW

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GRAVEL/ROCK

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PROFILE VIEW

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5. FOR ARMORED DIPS PLACE 4"-6" OF GRAVEL OR 2" MINUS CRUSHED ROCK BETWEEN PTS. A & E ON TRAVEL SURFACE AND ARMOR DIP OUTLET.

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DRAWING NAME

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GREAT FALLS, MONTANA

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HELENA-LEWIS & CLARK NATIONAL FOREST

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U.S. DEPARTMENT OF AGRICULTURE

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FOREST SERVICE

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SHEET %%U

AutoCAD SHX Text Helena-Lewis and Clark N F

AutoCAD SHX Text Road Maintenance

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AutoCAD SHX Text Rolling Dip

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MIN. DEPTH 12"

AutoCAD SHX Text If road has drainage ditch, extend cross-drains to intercept the runoff.

AutoCAD SHX Text at the outlet); place the next cross-drain upgrade at 75% of the spacing guide value.

AutoCAD SHX Text drain at about 10-30 Ft. from stream (depending upon filtering capability

AutoCAD SHX Text Where a road is grading down towards a stream, locate the last cross-

AutoCAD SHX Text than 300 feet, decrease spacing by 25%.

AutoCAD SHX Text When a road is within 25 Ft. of a stream and parallels stream for more

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SMU GUIDELINES

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THE

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(BASED ON SOIL EROSION GROUP 3)

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SMU WIDTH

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AutoCAD SHX Text 150 Ft. each side for sideslopes < 30%

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DRAINAGE SPACING TABLE

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* SMU = STREAMSIDE MANAGEMENT UNIT:

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(IN SMU*)

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SURFACED

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UNLESS LOCATIONS ARE STAKED BY THE FOREST SERVICE,

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3. WHEN STAKES ARE USED, THEY SHALL DESIGNATE THE OUTLET LOCATION.

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2. ALL WATER BARS SHALL HAVE FREE FLOWING OUTLETS.

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AND CUT SLOPE AND RUN ACROSS THE ENTIRE WIDTH OF THE ROADBED.

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1. ALL WATER BARS SHALL BEGIN AT THE INTERSECTION OF THE ROADBED

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DOWN GRADE

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(IN %)

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PIT RUN OR GRID ROLLED

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SPACING ALONG

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45 FT.

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> 25% FINES

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30 FT.

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30 FT.

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35 FT.

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(IN SMU*)

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55 FT.

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65 FT.

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75 FT.

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80 FT.

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90 FT.

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105 FT.

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UNSURFACED

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70 FT.

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30 FT.

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45 FT.

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55 FT.

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100 FT.

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125 FT.

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140 FT.

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160 FT.

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85 FT.

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115 FT.

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FOLLOWING TABLE SHALL BE USED AS A GUIDE.

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FILL SLOPE

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DOWN GRADE

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%%UNOTES%%U

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VARIABLE

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ROAD WIDTH

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OR AS STAKED BY THE FOREST SERVICE

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500 FT. ALONG %%244),

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(BUT IN NO PLACE MORE THAN

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USE ENGINEERING SPACING GUIDE

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(OUTSIDE SMU*)

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SURFACED/UNSURFACED

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GRID ROLLED W/ < 25% FINES

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CRUSHED ROCK, PIT RUN, OR

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%%UWATER BAR DETAIL%%U

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NO SCALE

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4.5 FT. - 7 FT.

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OR AS STAKED

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CUT SLOPE

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DRAWING NAME

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GREAT FALLS, MONTANA

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HELENA-LEWIS & CLARK NATIONAL FOREST

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U.S. DEPARTMENT OF AGRICULTURE

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FOREST SERVICE

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SHEET %%U

AutoCAD SHX Text Helena-Lewis and Clark N F

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Typical Clearing Details

S h o u l d e r

Trees 6" diameter or less & brush shall be cut and removed

Remove Limb

Road With Ditch

Typical Section

Road Brushing

Cut and

Remove

Cut and

Remove

Road Without Ditch

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S h o u l d e r

Remove Limb

Trees 6" diameter or less & brush shall be cut and removed

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S h o u l d e r

Clearing Limits

Road Width

Varies

5'8'

Road Width

Varies

Clearing Limits

8' 5'

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DRAWING NAME

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GREAT FALLS, MONTANA

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HELENA-LEWIS & CLARK NATIONAL FOREST

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U.S. DEPARTMENT OF AGRICULTURE

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FOREST SERVICE

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SHEET %%U

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ROAD

MACHINERY

AHEAD

Road Maintenance Signing

W21-3: 36" X 36"

Reflective Black on Orange

Road

Surface

Note: Signs are to be placed at either end of current operations to alert traffic from both directions.

12" min above the traveled way

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DRAWING NAME

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GREAT FALLS, MONTANA

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HELENA-LEWIS & CLARK NATIONAL FOREST

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U.S. DEPARTMENT OF AGRICULTURE

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FOREST SERVICE

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SHEET %%U

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AutoCAD SHX Text Maintenance Signing

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