Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 6, 2021, 05:28 AM
  • 20 0550_20 0549_04052021_224120.mp4

Date
04/05/2021
W/O
887842
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00910
PipeID
P21225
Time
10:28 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8769
Sewer Name
20 TRUNK "C" RELIEF
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
CA_WO_887842
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
33 in.
Width
33 in.
Upstream MH
20 0550
Downstream MH
20 0549
Dir. of Survey
Downstream
Length Surveyed
303.7 ft.
Total Length
303.7 ft.
Structural Index
3
Structural Quick
3K2K
Structural Rating
300
O&M Index
2
O&M Quick
2K00
O&M Rating
120
Overall Index
2
Overall Quick
Overall Rating
420
Pipe schematic from manhole 20 0550 to 20 0549
MH: 20 0550MH: 20 0549downstream0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 05502 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start2 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start159.4 ft. MGO - General Observation - RUN LIST STATES 20 0549 A @ 159' D/S OF 20 0550. DOES NOT EXIST.301 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish301 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish301.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish303.7 ft. AMH - Downstream Manhole, Survey Ends - 20 0549

Observation photos (1)

  • Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

Observations (11)

DistanceCodeObservation
2DAGS
303.7AMH20 0549
0MWM
0MWL
2CM
301.4DAGS
159.4MGORUN LIST STATES 20 0549 A @ 159' D/S OF 20 0550. DOES NOT EXIST.
0AMH20 0550
301SSS
301CM
2SSS

Properties (7)

additional_info
630069040521201
custom_field_three
LIGHT GREASE, SPALLING
custom_field_two
3
customer
1
datetime
2021-04-05T22:28:34-07:00
documentation
PRO PIPE
is_lateral_inspection
false