Nutrient Separating Baffle Box - Sizing

Nutrient Separating Baffle Box » Sizing

Following is a standard chart for sizing the Nutrient Separating Baffle Box based upon pipe size.

PIPE SIZING CHART

Use this as a general sizing chart.

NSBB ModelAllowable Pipe Size DiameterBasket Width
NSBB Model # 4-6.5-72 Up to 18”28”
NSBB Model # 4-8-84 Up to 18”28”
NSBB Model # 5-10-84 Up to 30”36”
NSBB Model # 6-12-84 Up to 36”42”
NSBB Model # 8-12-96 Up to 48”52”
NSBB Model # 8-14-96 Up to 54”52”
NSBB Model # 10-14-96 Up to 60”76”

PIPE Velocity Chart

Use this chart as a guide to maintain ideal entrance velocities.

Pipe Size Diameter Max Flow for 6FPS Entrance Velocity
8 inches2.1 CFS
12 inches4.7 CFS
18 inches10.6 CFS
24 inches18.8 CFS
30 inches29.5 CFS
36 inches42.4 CFS
42 inches 57.7 CFS
48 inches75.4 CFS
54 inches95.4 CFS
60 inches117.8 CFS

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