20161272 Ver 1_More Info Received_20170314

TEMPORARY BYPASS CHANNEL DETAIL
SILT FENCET
VARIES
0-25'+/-
\�J
EXISTING
CHANNEL
OPORARY BYPASS CHANNEL
FH LAMINATED PLASTIC OR
IMPERMEABLE GEOTEXTILE FABRIC
LINER
CONSTRUCTION SEQUENCE FOR CULVERTS:
1. THE CONTRACTOR SHALL CONSTRUCT THE CROSSING DURING A PERIOD OF DRY WEATHER.
2. ENSURE SILT FENCE IS INSTALLED AT CREEK CROSSING AS SHOWN ON PLANS.
3. INSTALL BY-PASS CHANNEL AS SHOWN ON THE PLANS.
4. BEGIN HEADWALL/CULVERT CONSTRUCTION. PROVIDE A PUMP TO BYPASS WATER
AROUND CONSTRUCTION AREA IF NECESSARY.
5. AFTER INSTALLATION OF CULVERT AND RIPRAP OUTLET PROTECTION, REDIRECT CHANNEL
FLOW THROUGH CULVERT.
6. INSTALL SILT FENCE INDICATED AS SF REMOVE BYPASS CHANNEL AND BRING
SITE TO GRADE.
7. WHEN CONSTRUCTION IS COMPLETE, INSTALL RIP -RAP OUTLET PROTECTION AS SPECIFIED
ON PLAN. IMMEDIATELY SEED AND MULCH ANY DISTURBED AREAS IN THE VICINITY OF THE
CROSSING.