24draindip-Layout1.pdf

PROFILE--DRAINAGE DIP

C L

Excavation and embankment

Hardened trail

15'

Hardened Trail

Grades as noted on grading plan

3-5% Grade3-5% Grade

C.1

B.10

3:1

Existing ground

Spillway Hardened trail

3% cross slope max.

CROSS SECTION

Hardened trail

& lead out ditch to drain

5' trail tread 2'

C.1

Maintain 3% max. cross slope along necessary to daylight spillway

Rock spillway

LC

PLAN VIEW--DRAINAGE DIP

90°

LC Shift varies as

CL

hardened trail segments.

4'

2'

PROFILE--DRAINAGE DIP

Prevailing grade

Grades as noted on grading plan

-% Grade

+% Grade

5' Min. 5' Min.

Trail reconstruction

2'

3:1 3:1

Material excavated from swale (typ.)

Depth variable as needed to drain

SWALE

Note:

Maintain 3% minimum longitudinal slope along swale centerline for culvert outlet

B.11

U.S. DEPARTMENT OF AGRICULTURE

GAT FON

SOUTHWESTERN REGION

FOREST SERVICE

A P

E D

EMT

R

E R

U

TLUCIR

R-3 Item No.Project Name

Forest

Sheet

Scale

Sheet Title

B.10 Drainage Dip & Swale

Little Tesuque Improvements

Santa Fe National Forest

No Scale 24 of 32 d r a i n d i p d w g

B.11

Layout1