Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 5, 2019, 01:42 AM
  • 21 0930_21 0929_03042019_043839.mp4

Date
03/04/2019
W/O
750721
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00760
PipeID
P16018
Time
5:42 PM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K5819
Sewer Name
21 CLAREMONT OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
10
Purpose
Routine Assessment
Project
RFIR_WO_750721_TV21028_FEB2019
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0930
Downstream MH
21 0929
Dir. of Survey
Downstream
Length Surveyed
532.4 ft.
Total Length
532.4 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 21 0930 to 21 0929
MH: 21 0930MH: 21 0929downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 09300 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start4.8 ft. DAZ - Deposits Attached Other, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Start - MAG COATING530 ft. DAZ - Deposits Attached Other, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Finish530 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish530 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish532.4 ft. AMH - Downstream Manhole, Survey Ends - 21 0929

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2.5 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2.5 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Other, 5 %of cross sectional area, from 09 to 03 o'clock,  , within 8 inches of joint: YES, Start - MAG COATING

    4.8 ft. - Deposits Attached Other, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES, Start - MAG COATING

Observations (10)

DistanceCodeObservation
530DAZ
530DAGS
530SAV
532.4AMH21 0929
2.5DAGS
2.5SAV
4.8DAZMAG COATING
0AMH21 0930
0MWL
0MWM

Properties (4)

additional_info
SC366394
customer
LACSD
datetime
2019-03-04T17:42:26-08:00
is_lateral_inspection
false