Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 4, 2019, 10:26 AM
  • 21 0931_21 0930_03042019_034408.mp4

Date
03/04/2019
W/O
750721
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00760
PipeID
P16019
Time
2:26 AM
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 0931
Downstream MH
21 0930
Dir. of Survey
Downstream
Length Surveyed
531.3 ft.
Total Length
531.3 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
9
Pipe schematic from manhole 21 0931 to 21 0930
MH: 21 0931MH: 21 0930downstream0 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 09312.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start3.2 ft. DAZ - Deposits Attached Other, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Start - MAG COATING23.6 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start498.9 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start529 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish529 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish529 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish529 ft. DAZ - Deposits Attached Other, 5 %of cross sectional area, from 08 to 04 o'clock, , within 8 inches of joint: YES, Finish531.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0930

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

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

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

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

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

Observations (12)

DistanceCodeObservation
2.5DAGS
23.6SAV
529MWLS
529SAV
529DAGS
3.2DAZMAG COATING
529DAZ
0MWM
0MWL
498.9MWLS
531.3AMH21 0930
0AMH21 0931

Properties (5)

additional_info
SC366394
custom_field_two
3
customer
LACSD
datetime
2019-03-04T02:26:29-08:00
is_lateral_inspection
false