2011 08 05 dd trails

Page 1

TABLE OF CONTENTS

I.

TY PICA L TR A IL S

D.

C o n stru cted El em en ts

A.

T r ail T y p e Diagram

Pe de s t r i an Edge Pr ot e c t i on

B .

T y p ic al T r ail Ex ist ing Cond it ions Phot os

D r y L ai d R e t ai ni ng W al l

C .

T y p ic al T r ail Det ails

S t e p s S e t i n G r ade

Cut Sl ope Di agram

S t e p s El e vat e d on Foot i ngs

Br oad B ase Di p Grad i ng Di agram

T r ai l He ad

Pr imary Trail - Preferred

O ve r l ook

P ri m ary Trai l - Al ternate / Secondary Tra i l

V e hi c ul ar G uar d R ai l

Secondary / Emergency Trail

T r ai l R oad C r os s i ngs

T ert i ary Trai l

Ex i s t i ng T r ai l C l os ur e

P ri m ary Trai l L ongi tudi nal

Second ary Trai l L ongi tudi nal - Type A

Second ary Trai l L ongi tudi nal - Type B

Second ary Trai l L ongi tudi nal - Type C

Sw i tchback

II. TR A IL C O M PO N EN T S A . T r ail Sit e P lan

B .

T r ail C o m p onent Ex ist ing Cond it ions Phot o s

C .

W e t C r o s s ings •

Wid e Puncheon - Pref erred

E ncapsul at ed Seepage L ayer - Pref erre d

F ord / Arm ori ng - Al t ernate

Cul vert - Al t ernate

Smal l Span B ri d ge

Br idge

Boardw al k

I I I . P RELI MI NARY QU ANTI TI ES


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