Appendix F 

WATERBODIES CROSSED BY THE PIPELINE 

EXPANSION ROUTE AND TYPICAL CONSTRUCTION 

PROCEDURES

F-1 

Table F-1 

Waterbodies Crossed by the Pipeline Route

Milepost Waterbody Name Type of 

Waterbody 

Crossing 

Width (Feet) 

State Water 

Quality 

Classification a

Fishery 

Type b Proposed 

Crossing Method c

0.1 Unnamed Tributary to Houston 

River (SA101) Ephemeral 4 None WWF Open-Cut 

0.1 Unnamed Tributary to Houston 

River (SA102) Intermittent 20 None WWF Dry Ditch 

0.7 Unnamed Tributary to Houston 

River (SA103) Intermittent 10 None WWF Dry Ditch 

1.8 Houston River (SA104) d, g Perennial 100 A, B, F WWF HDD 

1.9 Unnamed Pond (Pond 1) d Open Water 170 None WWF HDD 

2.2 Unnamed Tributary to Houston 

River (SA106) Intermittent 7 None WWF Dry-Ditch 

3.4 Unnamed Tributary to Houston 

River (SA302) Ephemeral 15 None WWF Open-Cut 

4.2 Unnamed Tributary to Houston 

River (SA303) Intermittent 7 None WWF Dry Ditch 

4.8 Unnamed Tributary to Houston 

River (SA105) Intermittent 8 None WWF Dry Ditch 

4.9 Unnamed Tributary to Little 

River (SA147) Ephemeral 5 None WWF Road Bore 

5.6 Little River (SA107) g Perennial 40 B WWF HDD 

6.9 Unnamed Tributary to Little 

River (SA112) Ephemeral 12 None WWF Open-Cut 

7.0 Unnamed Tributary to Little 

River (SA111) Ephemeral 4 None WWF Open-Cut 

8.8 Beckwith Creek (SA113) e, f, g Perennial 90 B, F WWF HDD 

9.4 Unnamed Tributary to 

Beckwith Creek (SA115) e Ephemeral 8 None WWF Open-Cut 

10.1 Unnamed Tributary to Hickory 

Branch (SA116) f Ephemeral 5 None WWF HDD 

10.3 Hickory Branch (SA109) g Perennial 100 A, B, F WWF HDD 

10.6 Unnamed Tributary to Hickory 

Branch (SA110) Ephemeral 5 None WWF Open-Cut 

11.6 Unnamed Tributary to Hickory 

Branch (SB108) Ephemeral 3 None WWF Open-Cut 

12.6 Unnamed Tributary to Hickory 

Branch (SA401) Ephemeral 3 None WWF Open-Cut 

12.8 Unnamed Tributary to Hickory 

Branch (SA402) Ephemeral 2 None WWF Open-Cut 
F-2 

Table F-1 

Waterbodies Crossed by the Pipeline Route – Continued 

Milepost Waterbody Name Type of 

Waterbody 

Crossing 

Width (Feet) 

State Water 

Quality 

Classification a

Fishery 

Type b Proposed 

Crossing Method c

14.7 Unnamed Tributary to Indian 

Bayou (SB106) Ephemeral 3 None WWF HDD 

14.8 Indian Bayou (SB102) g Intermittent 12 F WWF HDD 

15.6 Unnamed Tributary to Indian 

Bayou (SB101) Ephemeral 5 None WWF Open-Cut 

16.0 Unnamed Tributary to Indian 

Bayou (SB101) Ephemeral 6 None WWF Open-Cut 

17.6 Unnamed Tributary to Marsh 

Bayou (SB104) Ephemeral 13 None WWF Open-Cut 

17.9 Marsh Bayou (SB105) Intermittent 20 A, B WWF HDD 

20.1 Unnamed Tributary to Marsh 

Bayou (SA108) Ephemeral 4 None WWF Open-Cut 

20.5 Unnamed Tributary to Marsh 

Bayou (SA180) Ephemeral 3 None WWF Open-Cut 

a State of Louisiana Water Quality Classifications: 

A = Primary Recreation 

 B = Secondary Contact Recreation 

 F = Agriculture 

b Fishery Type 

 WWF = Warm Water Fishery 

c Proposed Crossing Method 

 HDD = Horizontal Directional Drill 

d Multiple waterbodies crossed by the Houston River HDD e Multiple waterbodies crossed by the Beckwith Creek HDD 

f Designated Louisiana Natural and Scenic River 

g Included on the EPA-approved 303(d) list of impaired waterbodies