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HomeMy WebLinkAbout20120285_Appendix K_Major Drainage Structures_20101222 APPENDIX K APPENDICES APRIL 2009 GASTON EAST-WEST CONNECTOR DEIS APPENDIX K MAJOR DRAINAGE STRUCTURES Ap p e n d i x K ST I P P r o j e c t U - 3 3 2 1 G a s t o n E a s t - W e s t C o n n e c t o r So u r c e s : Fi n a l P r e l i m i n a r y H y d r a u l i c T e c h n i c a l M e m o r a n d u m f o r t h e G a s t o n C o u n t y E a s t - W e s t C o n n e c t o r , P B S & J , D e c e m b e r 1 0 , 2 0 0 7 a n d Tu r n p i k e E n v i r o n m e n t a l A g e n c y C o o r d i n a t i o n m e e t i n g h e l d A p r i l 8 , 2 0 0 8 - me r g e r p r o c e s s C o n c u r r e n c e P o i n t 2 a b r i d g i n g d e c i s i o n i n f o r m a t i o n *B a s e d o n f i n a l d e c i s i o n s m a d e a s p a r t o f C P 2 a f o r t h e m a j o r h y d r a u l i c c r o s s i n g s CU L V E R T I D S e g m e n t I D De t a i l e d S t u d y Al t e r n a t i v e St r e a m I D CA T C H M E N T AR E A ( a c ) DE S I G N FL O W ( Q 5 0 cf s ) Re c o m m e n d e d St r u c t u r e BR I D G E 72 " & LA R G E R NOTES* HB 1 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 1 4 10 0 7 8 . 4 7 4 3 1 1 . 0 0 1 2 0 f t , 3 - s p a n B R I D G E 1 HB 2 H 2 B 22 , 2 3 , 2 7 S 1 4 12 8 5 8 . 2 2 4 7 8 8 . 0 0 1 6 0 f t , 3 - s p a n B R I D G E 1 HB 3 H 2 B 22 , 2 3 , 2 7 S 1 4 13 0 2 6 . 9 5 4 7 8 8 . 0 0 1 6 0 f t , 3 - s p a n B R I D G E 1 HD 3 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 4 40 4 . 7 2 7 3 5 . 6 8 8 ' x 1 2 ' R C B 1 HD 4 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 9 10 8 . 4 7 3 3 2 . 9 9 7 ' x 7 ' R C B 1 HD 5 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 5 69 8 . 0 5 1 0 2 1 . 4 1 2 - ( 8 ' x 8 ' ) R C B 1 HD 6 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S2 5 B e s s e m e r Br a n c h 48 9 . 0 2 8 2 4 . 4 3 2 - ( 8 ' x 7 ' ) R C B 1 HD 7 HI A a t U S 2 9 - 7 4 In t r a m p 5 8 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 9 28 3 . 7 9 5 9 4 . 1 3 7 ' x 1 2 ' R C B 1 HD 8 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 5 9 10 9 . 3 7 3 3 4 . 6 5 7 ' x 7 ' R C B 1 HD 9 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 7 0 27 4 . 1 8 5 8 1 . 9 4 7 ' x 1 2 ' R C B 1 HD 1 0 H 1 B 58 , 6 4 , 6 8 S 7 9 64 2 . 1 3 9 7 1 . 3 3 2 - ( 8 ' x 8 ' ) R C B 1 HD 1 1 H 1 C 58 , 6 4 , 6 8 S 9 6 26 8 . 6 1 5 7 4 . 7 9 7 ' x 1 2 ' R C B 1 HD 1 2 H 1 C 58 , 6 4 , 6 8 S 1 0 4 24 8 . 9 7 5 4 9 . 1 1 7 ' x 1 2 ' R C B 1 HD 1 3 H 1 C 58 , 6 4 , 6 8 S 1 0 9 57 . 7 3 2 1 7 . 5 6 6 ' x 6 ' R C B 1 HD 1 4 H 1 C 58 , 6 4 , 6 8 S 1 1 2 43 . 3 3 1 6 5 . 7 6 6 ' x 5 ' R C B 1 HD 1 5 H 1 C 58 , 6 4 , 6 8 S 1 1 5 59 . 0 1 2 2 0 . 1 5 6 ' x 6 ' R C B 1 HD 1 6 H 1 C 58 , 6 4 , 6 8 S 1 2 0 66 . 1 5 2 4 6 . 0 5 6 ' x 6 ' R C B 1 HD 1 7 H X 2 76 , 7 7 , 8 1 S 7 9 65 9 . 4 9 9 8 7 . 0 6 B R I D G E 1 Ex t e n d t h e m a i n l i n e b r i d g e s o v e r C a m p R o t a r y R o a d to s p a n S t r e a m S 7 9 HD 1 8 H X 2 76 , 7 7 , 8 1 S 9 6 54 6 . 4 4 8 8 1 . 4 1 2 - ( 8 ' x 7 ' ) R C B 1 HD 2 0 H 1 C 76 , 7 7 , 8 1 S 9 6 61 5 . 4 5 9 4 6 . 8 3 2 - ( 8 ' x 8 ' ) R C B 1 HD 2 4 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 5 69 9 . 7 2 1 0 2 2 . 8 8 2 - ( 8 ' x 8 ' ) R C B 1 HD 2 5 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S2 5 B e s s e m e r Br a n c h 59 7 . 2 7 9 2 9 . 9 0 2 - ( 8 ' x 8 ' ) R C B 1 Ex t e n s i o n o f e x i s t i n g c u l v e r t u n d e r I - 8 5 HD 2 6 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 2 8 79 . 7 1 2 4 6 . 4 2 6 ' x 6 ' R C B 1 Re v i s i t t h i s a r e a f o r m i n i m i z a t i o n m e a s u r e s d u r i n g CP 4 a HD 2 7 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S2 5 B e s s e m e r Br a n c h 16 6 0 . 2 1 5 3 5 . 4 7 B R I D G E 1 DS A s e g m e n t H 2 A o v e r B e s s e m e r B r a n c h . C h a n g e fr o m t r i p l e ( 7 ' x 1 0 ' ) b o x c u l v e r t t o a b r i d g e HD 2 8 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 2 8 12 0 . 9 6 3 5 5 . 5 7 7 ' x 7 ' R C B 1 HD 2 9 H 2 B 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 4 6 10 7 . 2 2 3 3 0 . 6 8 7 ' x 7 ' R C B 1 HD 3 0 H 2 B 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 5 2 63 7 . 8 0 9 6 7 . 3 8 2 - ( 8 ' x 8 ' ) R C B 1 HD 3 1 H 2 C 22 , 2 3 , 2 7 S 5 9 50 8 . 5 6 8 4 4 . 1 1 2 - ( 8 ' x 7 ' ) R C B 1 HD 3 2 H 2 C 22 , 2 3 , 2 7 S 7 0 14 7 6 . 6 1 1 4 3 0 . 8 7 B R I D G E 1 Ex t e n d m a i n l i n e b r i d g e s o v e r C h a p e l G r o v e R o a d t o sp a n S t r e a m S 7 0 . R e p l a c e t r i p l e ( 7 ' x 1 0 ' ) R C B w i t h Br i d g e . HD 3 3 H 2 C 22 , 2 3 , 2 7 S 9 6 81 2 . 0 9 1 1 1 8 . 8 2 2 - ( 9 ' x 8 ' ) R C B 1 HD 3 4 H 2 C 22 , 2 3 , 2 7 S 1 0 3 55 . 2 3 2 0 9 . 7 9 6 ' x 6 ' R C B 1 HD 3 5 H 2 C 22 , 2 3 , 2 7 S 1 2 3 52 . 3 7 1 9 6 . 8 4 6 ' x 5 ' R C B 1 Ma j o r H y d r a u l i c C r o s s i n g s Ap p e n d i x K ST I P P r o j e c t U - 3 3 2 1 G a s t o n E a s t - W e s t C o n n e c t o r So u r c e s : Fi n a l P r e l i m i n a r y H y d r a u l i c T e c h n i c a l M e m o r a n d u m f o r t h e G a s t o n C o u n t y E a s t - W e s t C o n n e c t o r , P B S & J , D e c e m b e r 1 0 , 2 0 0 7 a n d Tu r n p i k e E n v i r o n m e n t a l A g e n c y C o o r d i n a t i o n m e e t i n g h e l d A p r i l 8 , 2 0 0 8 - me r g e r p r o c e s s C o n c u r r e n c e P o i n t 2 a b r i d g i n g d e c i s i o n i n f o r m a t i o n *B a s e d o n f i n a l d e c i s i o n s m a d e a s p a r t o f C P 2 a f o r t h e m a j o r h y d r a u l i c c r o s s i n g s CU L V E R T I D S e g m e n t I D De t a i l e d S t u d y Al t e r n a t i v e St r e a m I D CA T C H M E N T AR E A ( a c ) DE S I G N FL O W ( Q 5 0 cf s ) Re c o m m e n d e d St r u c t u r e BR I D G E 72 " & LA R G E R NOTES* Ma j o r H y d r a u l i c C r o s s i n g s HD 3 7 H 3 4, 5 , 9 S 5 2 96 4 . 8 0 1 2 4 1 . 1 1 2 - ( 9 ' x 8 ' ) R C B 1 HD 3 8 H 3 4, 5 , 9 S 5 7 44 . 6 1 7 0 . 9 4 6 ' x 5 ' R C B 1 HD 3 9 H 3 4, 5 , 9 S 5 8 36 . 3 7 1 4 2 . 4 5 7 2 " R C P 1 HD 4 0 H 3 4, 5 , 9 S 6 9 11 4 . 1 3 3 4 3 . 3 5 7 ' x 7 ' R C B 1 HD 4 2 H 3 4, 5 , 9 S 8 5 67 . 3 3 2 4 6 . 0 5 6 ' x 6 ' R C B 1 HD 4 5 H 3 4, 5 , 9 S 9 2 60 . 7 7 2 2 5 . 3 3 6 ' x 6 ' R C B 1 HD 4 8 H 3 4, 5 , 9 S1 3 5 Bl a c k w o o d 30 3 9 . 7 5 2 9 0 3 . 0 0 B R I D G E 1 (1 1 ' x 1 0 ' ) c u l v e r t t o a b r i d g e d u e t o s i z e o f B l a c k w o o d Cr e e k , f l o o d p l a i n , a n d p r o x i m i t y t o C r o w d e r s C r e e k HD 4 9 Se r v i c e R d b e t w n H1 A & H 2 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 2 2 54 9 . 3 0 8 8 4 . 1 9 2 - ( 8 ' x 7 ' ) R C B 1 HD 5 1 H 2 C 22 , 2 3 , 2 7 S 1 2 4 40 . 2 9 1 5 5 . 4 0 7 2 " R C P 1 HD 5 2 H 2 B 22 , 2 3 , 2 7 S 5 6 47 . 7 6 1 8 1 . 3 0 6 ' x 5 ' R C B 1 HD 5 5 H 1 A 58 , 6 4 , 6 8 , 7 6 , 7 7 , 8 1 S 9 10 0 . 5 3 3 1 8 . 1 0 7 ' x 7 ' R C B 1 HD 5 6 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 3 6 31 . 2 7 1 2 4 . 3 2 7 2 " R C P 1 HD 5 7 H 2 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 S 3 6 59 . 3 6 2 1 4 . 9 7 6 ' x 6 ' R C B 1 HD 5 9 H 3 4, 5 , 9 S 1 4 15 3 9 6 . 7 4 9 9 8 . 0 8 1 2 0 f t , 3 - s p a n B R I D G E 1 JB 1 J 1 A 58 , 6 4 , 6 8 S 1 4 25 6 3 4 . 9 8 7 5 5 2 . 0 0 1 6 0 f t , 3 - s p a n B R I D G E 1 JB 2 J 3 22 , 2 3 , 2 7 , 7 6 , 7 7 , 8 1 S 1 4 22 9 8 5 . 2 1 7 3 8 4 . 0 0 1 6 0 f t , 3 - s p a n B R I D G E 1 Ex t e n d t h e b r i d g e o v e r C r o w d e r s C r e e k ( S t r e a m S1 4 ) t o s p a n W e t l a n d 1 0 3 JD 1 J 1 A 58 , 6 4 , 6 8 S 1 3 8 60 . 1 7 2 1 7 . 5 6 6 ' x 6 ' R C B 1 JD 3 Se r v i c e R d n e a r J 1 A 58 , 6 4 , 6 8 S 1 4 1 57 . 2 0 2 0 7 . 2 0 6 ' x 6 ' R C B 1 JD 4 J 1 B 64 , 6 8 S 1 4 6 31 4 2 . 8 8 2 4 7 7 . 0 0 1 0 0 f t , 3 - s p a n B R I D G E 1 JD 5 J 1 B 64 , 6 8 S 1 5 5 58 . 0 5 2 0 7 . 2 0 6 ' x 6 ' R C B 1 JD 6 J 1 C 64 , 6 8 S 1 5 6 71 1 . 3 7 1 0 3 3 . 1 0 2 - ( 8 ' x 8 ' ) R C B 1 An a d d i t i o n a l c u l v e r t o r o t h e r m e a s u r e w i l l b e co n s i d e r e d f o r w i l d l i f e p a s s a g e d u r i n g f i n a l d e s i g n . JD 7 J 1 C 64 , 6 8 S 1 6 3 14 8 . 3 4 7 7 6 . 0 0 8 ' x 1 2 ' R C B 1 JD 8 J 1 C 64 , 6 8 S 1 7 1 21 4 . 0 8 5 0 1 . 4 0 7 ' x 1 0 ' R C B 1 JD 9 J 1 C 64 , 6 8 S 1 7 8 15 1 1 . 2 9 1 4 5 1 . 0 1 B R I D G E 1 DS A s e g m e n t J 1 C o v e r S t r e a m S 1 7 8 . C h a n g e f r o m a t r i p l e ( 7 ' x 1 0 ' ) R C B t o b r i d g e JD 1 0 J 1 C 64 , 6 8 S 1 9 6 24 6 . 5 2 5 4 5 . 8 5 7 ' x 1 2 ' R C B 1 JD 1 1 J 1 D 64 , 6 8 S 2 1 3 23 1 . 1 0 5 2 5 . 0 3 7 ' x 1 2 ' R C B 1 JD 1 2 J 1 D 64 , 6 8 S 2 2 0 71 . 9 7 2 4 8 . 6 4 6 ' x 6 ' R C B 1 JD 1 4 J 1 D 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 2 3 45 . 7 9 1 7 0 . 9 4 6 ' x 5 ' R C B 1 JD 1 5 J 1 F 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 3 8 57 . 9 8 2 0 9 . 7 9 6 ' x 6 ' R C B 1 JD 1 6 J 1 F 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 3 7 32 3 . 5 2 6 4 2 . 8 9 8 ' x 1 0 ' R C B 1 JD 1 7 J X 1 58 S 1 4 6 30 6 6 . 3 8 2 4 7 7 . 0 0 1 0 0 f t , 3 - s p a n B R I D G E 1 JD 1 8 J X 1 58 S 1 6 2 39 . 3 1 1 4 5 . 0 4 7 2 " R C P 1 Ap p e n d i x K ST I P P r o j e c t U - 3 3 2 1 G a s t o n E a s t - W e s t C o n n e c t o r So u r c e s : Fi n a l P r e l i m i n a r y H y d r a u l i c T e c h n i c a l M e m o r a n d u m f o r t h e G a s t o n C o u n t y E a s t - W e s t C o n n e c t o r , P B S & J , D e c e m b e r 1 0 , 2 0 0 7 a n d Tu r n p i k e E n v i r o n m e n t a l A g e n c y C o o r d i n a t i o n m e e t i n g h e l d A p r i l 8 , 2 0 0 8 - me r g e r p r o c e s s C o n c u r r e n c e P o i n t 2 a b r i d g i n g d e c i s i o n i n f o r m a t i o n *B a s e d o n f i n a l d e c i s i o n s m a d e a s p a r t o f C P 2 a f o r t h e m a j o r h y d r a u l i c c r o s s i n g s CU L V E R T I D S e g m e n t I D De t a i l e d S t u d y Al t e r n a t i v e St r e a m I D CA T C H M E N T AR E A ( a c ) DE S I G N FL O W ( Q 5 0 cf s ) Re c o m m e n d e d St r u c t u r e BR I D G E 72 " & LA R G E R NOTES* Ma j o r H y d r a u l i c C r o s s i n g s JD 1 9 J X 1 58 S 1 5 6 47 5 . 5 2 8 1 0 . 6 5 2 - ( 8 ' x 7 ' ) R C B 1 An a d d i t i o n a l c u l v e r t o r o t h e r m e a s u r e w i l l b e co n s i d r e d f o r w i l d l i f e p a s s a g e d u r i n g f i n a l d e s i g n . JD 2 0 J 2 D 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 7 6 , 7 7, 8 1 S 1 7 7 14 5 . 9 8 3 9 8 . 1 8 7 ' x 8 ' R C B 1 JD 2 1 J 2 D 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 7 6 , 7 7, 8 1 S 1 7 8 47 1 . 2 6 8 0 6 . 2 7 2 - ( 8 ' x 7 ' ) R C B 1 JD 2 2 J 2 D 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 7 6 , 7 7, 8 1 S 1 8 1 32 3 . 1 1 6 4 2 . 4 0 8 ' x 1 0 ' R C B 1 JD 2 3 J 2 D 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 7 6 , 7 7, 8 1 S 1 9 6 79 . 2 2 2 3 7 . 5 4 6 ' x 6 ' R C B 1 JD 2 4 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 1 3 10 4 . 0 7 3 2 4 . 7 9 7 ' x 7 ' R C B 1 JD 2 6 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 2 8 36 . 3 9 1 3 4 . 6 8 7 2 " R C P 1 JD 2 7 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 3 3 78 . 6 1 2 3 9 . 7 6 6 ' x 6 ' R C B 1 JD 2 8 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 2 6 27 5 . 3 6 5 8 3 . 4 4 7 ' x 1 2 ' R C B 1 JD 2 9 J 2 B 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 7 6 , 7 7 , 8 1 S 1 4 6 22 2 4 . 5 9 2 8 6 5 . 0 0 5 0 f t , 1 - s p a n B R I D G E 1 JD 3 0 J 2 C 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 7 6 , 7 7 , 8 1 S 1 4 7 38 5 . 6 7 1 4 . 5 5 8 ' x 1 2 ' R C B 1 JD 3 1 J 2 C 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 7 8 , 7 7 , 8 1 S 1 5 6 46 8 . 5 2 8 0 3 . 4 5 2 - ( 8 ' x 7 ' ) R C B 1 An a d d i t i o n a l c u l v e r t o r o t h e r m e a s u r e s w i l l b e co n s i d e r e d f o r w i l d l i f e p a s s a g e d u r i n g f i n a l d e s i g n . JD 3 2 J X 4 5, 9 , 2 3 , 2 7 , 7 7 , 8 1 S 2 1 3 14 1 . 3 7 3 9 0 . 5 7 7 ' x 8 ' R C B 1 JD 3 3 J X 4 5, 9 , 2 3 , 2 7 , 7 7 , 8 1 S 2 2 0 70 . 2 4 2 4 6 . 0 5 6 ' x 6 ' R C B 1 JD 3 5 J 4 A 4, 5 , 9 S 1 2 9 55 . 3 7 1 9 9 . 4 3 6 ' x 5 ' R C B 1 JD 3 6 J 4 A 4, 5 , 9 S 1 3 0 61 . 4 4 2 1 7 . 5 6 6 ' x 6 ' R C B 1 JD 3 7 J 4 A 4, 5 , 9 S 1 3 1 10 0 . 3 5 3 1 7 . 7 6 7 ' x 7 ' R C B 1 JD 4 7 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 3 3 51 . 5 9 1 8 9 . 0 7 6 ' x 5 ' R C B 1 JD 4 8 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 3 4 39 . 6 0 1 4 5 . 0 4 7 2 " R C P 1 JD 4 9 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 3 4 50 . 3 2 1 8 3 . 8 9 6 ' x 5 ' R C B 1 JD 5 0 J 5 A 4, 2 2 , 5 8 , 7 6 S 2 3 3 15 3 . 5 7 4 1 0 . 5 2 7 ' x 8 ' R C B 1 JD 5 1 J 2 A 22 , 2 3 , 2 7 , 7 6 , 7 7 , 8 1 S 1 3 3 43 . 1 4 1 5 5 . 4 0 7 2 " R C P 1 JD 5 2 J 2 B 22 , 2 3 , 2 7 , 7 6 , 7 7 , 8 1 S 1 4 5 48 . 4 0 1 7 6 . 1 2 6 ' x 5 ' R C B 1 JD 5 3 J 1 F 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 4 2 36 . 1 4 1 3 4 . 6 8 7 2 " R C P 1 JD 5 5 J 4 B 4, 5 , 9 S 1 4 5 46 . 3 1 1 6 8 . 3 5 6 ' x 5 ' R C B 1 KB 3 K 4 A 5, 2 3 , 6 4 , 7 7 So u t h F o r k Ca t a w b a 15 8 7 8 . 5 7 2 9 3 6 4 . 0 0 B R I D G E 1 KB 4 K 4 A 5, 2 3 , 6 4 , 7 7 C a t a w b a 12 7 5 8 . 6 5 4 4 6 3 . 4 0 B R I D G E 1 KB 5 K 3 A 9, 2 7 , 6 8 , 8 1 So u t h F o r k Ca t a w b a 13 8 7 3 . 0 9 2 9 3 6 4 . 0 0 B R I D G E 1 Ap p e n d i x K ST I P P r o j e c t U - 3 3 2 1 G a s t o n E a s t - W e s t C o n n e c t o r So u r c e s : Fi n a l P r e l i m i n a r y H y d r a u l i c T e c h n i c a l M e m o r a n d u m f o r t h e G a s t o n C o u n t y E a s t - W e s t C o n n e c t o r , P B S & J , D e c e m b e r 1 0 , 2 0 0 7 a n d Tu r n p i k e E n v i r o n m e n t a l A g e n c y C o o r d i n a t i o n m e e t i n g h e l d A p r i l 8 , 2 0 0 8 - me r g e r p r o c e s s C o n c u r r e n c e P o i n t 2 a b r i d g i n g d e c i s i o n i n f o r m a t i o n *B a s e d o n f i n a l d e c i s i o n s m a d e a s p a r t o f C P 2 a f o r t h e m a j o r h y d r a u l i c c r o s s i n g s CU L V E R T I D S e g m e n t I D De t a i l e d S t u d y Al t e r n a t i v e St r e a m I D CA T C H M E N T AR E A ( a c ) DE S I G N FL O W ( Q 5 0 cf s ) Re c o m m e n d e d St r u c t u r e BR I D G E 72 " & LA R G E R NOTES* Ma j o r H y d r a u l i c C r o s s i n g s KB 6 K 3 C 4, 9 , 2 2 , 2 7 , 5 8 , 6 8 , 7 6 , 8 1 C a t a w b a 11 0 5 9 . 4 1 4 0 9 5 . 4 2 B R I D G E 1 KB 7 K 2 A 4, 2 2 , 5 8 , 7 6 So u t h F o r k Ca t a w b a 13 5 2 5 . 2 3 2 9 3 6 4 . 0 0 B R I D G E 1 KD 1 K 1 A 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 7 0 20 2 . 1 7 4 8 4 . 4 2 7 ' x 1 0 ' R C B 1 KD 2 K 1 A 5, 9 , 2 3 , 2 7 , 6 4 , 6 8 , 7 7 , 8 1 S 2 3 7 10 6 9 . 8 1 1 3 2 0 . 7 5 3 - ( 7 ' x 1 0 ' ) R C B 1 KD 3 K 3 A 9, 2 7 , 6 8 , 8 1 S 2 5 9 16 1 4 6 . 4 3 8 6 1 9 . 0 0 B R I D G E 1 (S t r e a m S 2 5 9 ) t o s p a n t h e m a i n b o d y o f W e t l a n d W2 4 8 . T h i s e x t e n s i o n a l s o a v o i d s i m p a c t s t o Ca t a w b a R i v e r b u f f e r a r e a s o n t h e e a s t s i d e o f t h e KD 4 K 1 B 5, 2 3 , 6 4 , 7 7 S 2 6 8 14 1 . 4 1 3 9 0 . 6 3 7 ' x 8 ' R C B 1 KD 5 K 1 C 5, 2 3 , 6 4 , 7 7 S 2 8 8 37 . 6 7 1 3 9 . 8 6 7 2 " R C P 1 KD 7 K 3 C 4, 9 , 2 2 , 2 7 , 5 8 , 6 8 , 7 6 , 8 1 S 3 1 2 A 60 0 . 0 4 9 3 2 . 4 9 2 - ( 8 ' x 8 ' ) R C B 1 KD 8 K 3 C , K 4 A 4,5,9,22 ,23 ,27 ,58 ,64 ,6 8, 7 6 , 7 7 , 8 1 S 3 2 3 90 . 8 0 2 5 5 . 3 0 7 ' x 6 ' R C B 1 KD 1 1 K 3 C , K 4 A 4,5,9,22 ,23 ,27 ,58 ,64 ,6 8, 7 6 , 7 7 , 8 1 S 3 2 1 72 . 6 9 2 3 8 . 2 8 6 ' x 6 ' R C B 1 KD 1 2 K 3 C , K 4 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 6 4 , 6 8, 7 6 , 7 7 , 8 1 S 3 3 5 34 6 . 0 6 6 6 9 . 5 0 8 ' x 1 2 ' R C B 1 KD 1 5 K 4 A 5, 2 3 , 6 4 , 7 7 S 2 9 6 A 84 . 7 2 2 4 1 . 9 8 6 ' x 6 ' R C B 1 KD 1 6 K 4 A 5, 2 3 , 6 4 , 7 7 S 3 1 2 A 85 9 . 5 9 1 1 5 7 . 7 7 2 - ( 9 ' x 8 ' ) R C B 1 KD 1 7 K 1 B 5, 2 3 , 6 4 , 7 7 S 2 5 9 16 1 4 2 . 4 7 8 6 1 9 . 0 0 B R I D G E 1 DS A s e g m e n t K 1 B o v e r S t r e a m S 2 5 9 ( C a t a w b a Cr e e k ) . E x t e n d m a i n l i n e b r i d g e s o v e r C a t a w b a C r e e k to s p a n m a i n b o d y o f W e t l a n d W 2 4 8 KD 1 8 K 3 A 9, 2 7 , 6 8 , 8 1 S e e n o t e 35 . 3 0 1 2 9 . 5 0 7 2 " R C P 1 No t a j u r i s d i c t i o n a l s t r e a m . KD 1 9 K 3 A 9, 2 7 , 6 8 , 8 1 S 2 9 6 20 7 . 9 8 4 9 2 . 7 5 7 ' x 1 0 ' R C B 1 KD 2 0 K 3 A 9, 2 7 , 6 8 , 8 1 S 2 9 7 10 7 . 7 1 3 3 1 . 5 9 7 ' x 7 ' R C B 1 KD 2 4 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 5 2 A 59 . 7 9 2 0 4 . 6 1 6 ' x 6 ' R C B 1 KD 2 5 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 5 9 15 2 5 4 . 8 3 8 2 2 8 . 0 0 1 5 0 f t , 3 - s p a n B R I D G E 1 KD 2 6 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 9 6 20 4 . 6 9 4 8 8 . 0 4 7 ' x 1 0 ' R C B 1 KD 2 7 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 9 7 96 . 4 4 2 6 8 . 6 2 7 ' x 6 ' R C B 1 KD 2 9 K 3 C 8, 7 6 , 7 7 , 8 1 S 3 1 2 A 82 1 . 4 1 1 1 2 6 . 5 3 2 - ( 9 ' x 8 ' ) R C B 1 KD 3 1 K 4 A 5, 2 3 , 6 4 , 7 7 S 3 2 1 20 6 9 . 7 5 1 7 5 3 . 4 2 3 - ( 7 ' x 1 2 ' ) R C B 1 If t h i s c r o s s i n g i s p a r t o f t h e P r e f e r r e d A l t e r n a t i v e du r i n g f i n a l d e s i g n , N C T A w i l l i n v e s t i g a t e t h e fe a s i b i l i t y o f s h i f t i n g t h e a l i g n m e n t o f D i x i e R i v e r Ro a d a t t h i s c r o s s i n g t o a v o i d t h e c o n f l u e n c e o f Be a v e r d a m C r e e k a n d L e g i o n L a k e S t r e a m KD 3 6 K 3 C , K 4 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 6 4 , 6 8, 7 6 , 7 7 , 8 1 S 3 4 0 56 . 2 1 9 4 . 2 5 6 ' x 5 ' R C B 1 Ap p e n d i x K ST I P P r o j e c t U - 3 3 2 1 G a s t o n E a s t - W e s t C o n n e c t o r So u r c e s : Fi n a l P r e l i m i n a r y H y d r a u l i c T e c h n i c a l M e m o r a n d u m f o r t h e G a s t o n C o u n t y E a s t - W e s t C o n n e c t o r , P B S & J , D e c e m b e r 1 0 , 2 0 0 7 a n d Tu r n p i k e E n v i r o n m e n t a l A g e n c y C o o r d i n a t i o n m e e t i n g h e l d A p r i l 8 , 2 0 0 8 - me r g e r p r o c e s s C o n c u r r e n c e P o i n t 2 a b r i d g i n g d e c i s i o n i n f o r m a t i o n *B a s e d o n f i n a l d e c i s i o n s m a d e a s p a r t o f C P 2 a f o r t h e m a j o r h y d r a u l i c c r o s s i n g s CU L V E R T I D S e g m e n t I D De t a i l e d S t u d y Al t e r n a t i v e St r e a m I D CA T C H M E N T AR E A ( a c ) DE S I G N FL O W ( Q 5 0 cf s ) Re c o m m e n d e d St r u c t u r e BR I D G E 72 " & LA R G E R NOTES* Ma j o r H y d r a u l i c C r o s s i n g s KD 3 7 K 3 C , K 4 A 4, 5 , 9 , 2 2 , 2 3 , 2 7 , 5 8 , 6 4 , 6 8, 7 6 , 7 7 , 8 1 S 3 3 2 20 4 . 4 7 4 8 7 . 7 3 7 ' x 1 0 ' R C B 1 KD 4 4 K 3 A , K X 1 4, 9 , 2 2 , 2 7 , 5 8 , 6 8 , 7 6 , 8 1 S 3 0 0 37 . 4 4 1 3 2 . 0 9 7 2 " R C P 1 KD 4 7 K 3 B 4, 9 , 2 2 , 2 7 , 5 8 , 6 8 , 7 6 , 8 1 S 3 0 4 38 . 3 1 3 2 . 0 9 7 2 " R C P 1 KD 4 8 K 3 B 4, 9 , 2 2 , 2 7 , 5 8 , 6 8 , 7 6 , 8 1 S 3 0 4 53 . 7 8 1 8 3 . 8 9 6 ' x 5 ' R C B 1 KD 5 4 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 5 1 A 58 . 4 6 1 9 6 . 8 4 6 ' x 5 ' R C B 1 KD 6 0 K 2 A 4, 2 2 , 5 8 , 7 6 S 2 8 5 47 . 5 7 1 6 3 . 1 7 6 ' x 5 ' R C B 1 TO T A L S 2 2 1 0 0 cf s = c u b i c f e e t p e r s e c o n d