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II _ _ �� � ��-,, c� wi�1�IH �� �// . � � 90' x 42' x 3' � �-'� �� STILLING BASIN `\� ---__ -------�� � \ L��� B� � � ,�. �, �� O , , � � CK 24" .. � '� � . �FTAIL � R�P--IIi � �c 4r u I ,�, �, I� I 5�� �VS CL g RI�°� ,I� �n� � 4SV�, 4P ♦ J , �' ,�`Z m• ��� C; cA R I� . ♦ ' �_ �� I .� �� � \ '� \ , \ �� \ �' m ••� �' CINS CL �� h; P -� IMPERVIOUS �'l'�z Sy G`� �F�6 , DIKE � : LY �rs STANDqRD\� � � SEE DETASFo ITZ`p� PROJECT REFERENCE NO. SHEET NO. R -2536 EC -8A/CONST a RNV SHEET NO. ROADWAY DESIGN HYDRAULICS ENGINEER ENGINEER CULVERT CONSTRUCTION SEQUENCE -L- STA. 65 + 84 PHASE I 1. INSTALL STILLING BASIN WITH A MINIMUM CAPACITY OF 467 C.Y. 2. CONSTRUCT 4.0' BASE BY 2.0' DEEP TEMPORARY CHANNEL WITH 2:1 SIDE SLOPES. INSTALL GEOTEXTILE LINER (SEE DETAIL A) IN TEMPORARY CHANNEL TO STABILIZE. 3. INSTALL IMPERVIOUS DIKES AS SHOWN ON PLAN. 4. DIVERT STREAM THROUGH TEMPORARY CHANNEL. 5. CONSTRUCT CHANNEL RELOCATION AS PER DETAIL F, SHOWN ON SHEET 2D-1 AND CHANNEL CHANGE AS PER DETAIL AG, SHOWN ON SHEET 2D-2. INSTALL TEMPORARY GEOTEXTILE LINER TO STABILIZE. 6. REMOVE IMPERVIOUS DIKES AND DIVERT STREAM THROUGH CHANNEL RELOCATION. 7. PROCEED TO PHASE II ON SHEET EC-8B. DETAIL A TEMPORARY CHANNEL CHANGE WITH LINER ( Not to Scale) Natural Natural Groun ?•� rL•,� Ground D B Min. D= 2.0 Ft. B = 4.0 Ft. Type of Liner= Geotextile for Soil Stabilization, Type 4 PLA11lS PREPARED BY : RUMMEL, KLEPPER & KAHL, LLP FOR -L- PROFILE SEE SHTS. �O9-��O 900 RIDGEFIELD DRIVE SUITE 350 FOR -RPA- PROFILE SEE SHT. 139-140 RALEIGH, NORTH CAROLINA 27609-3960 NC LICENSE NO. F-0112 •(919) 878-9560