Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 23, 2017, 09:08 AM
  • 21 0620_21 0619 _08232017_020851.mp4

Date
08/23/2017
W/O
646223
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15772
Time
2:08 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4720
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
WO_646223_TV21082_JUL2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0620
Downstream MH
21 0619
Dir. of Survey
Downstream
Length Surveyed
219.3 ft.
Total Length
219.3 ft.
Structural Index
3
Structural Quick
3G00
Structural Rating
123
O&M Index
2
O&M Quick
2H00
O&M Rating
86
Overall Index
2
Overall Quick
Overall Rating
209
Pipe schematic from manhole 21 0620 to 21 0619
MH: 21 0620MH: 21 0619downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 06200 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start14.3 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start219.3 ft. CM - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish219.3 ft. AMH - Downstream Manhole, Survey Ends - 21 0619219.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish

Observation photos (2)

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

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

  • Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    14.3 ft. - Crack Multiple, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (8)

DistanceCodeObservation
219.3CM
219.3AMH21 0619
0AMH21 0620
0MWL
14.3CM
219.3DAGS
0MWM
2DAGS

Properties (5)

additional_info
SC345722
custom_field_two
4
customer
LACSD
datetime
2017-08-23T02:08:30-07:00
sewer_category
Gravity