Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 21, 2019, 06:45 AM
  • 20 0054_20 0053_03212019_000410.mp4

Date
03/20/2019
W/O
756628
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18975
Time
11:45 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6432
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
WO_756628_TV20026_MAR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0054
Downstream MH
20 0053
Dir. of Survey
Downstream
Length Surveyed
350.6 ft.
Total Length
350.6 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
345
O&M Index
2
O&M Quick
2M00
O&M Rating
138
Overall Index
2
Overall Quick
Overall Rating
483
Pipe schematic from manhole 20 0054 to 20 0053
MH: 20 0054MH: 20 0053downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00540 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. MWL - Water Level, 10 %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, Start2 ft. SAV - Surface Aggregate Visible, 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, Start17.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"104.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"296.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"348.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish348.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish348.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish350.6 ft. AMH - Downstream Manhole, Survey Ends - 20 0053

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

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

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

Observations (13)

DistanceCodeObservation
17.8TFC
296.4TFC
2DAGS
350.6AMH20 0053
104.2TFC
0AMH20 0054
0MWM
348.7SAV
2SAV
0MWL
348.7DAGS
2SSS
348.7SSS

Properties (6)

additional_info
SC365950
custom_field_two
2
customer
LACSD
datetime
2019-03-20T23:45:00-07:00
documentation
PRO PIPE
is_lateral_inspection
false