Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 15, 2022, 05:37 AM
  • 20 0050_20 0049_03142022_225034.mp4

Date
03/14/2022
W/O
941503
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18971
Time
10:37 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10008
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
RFIR_WO_941503_TV20023_MAR2022
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0050
Downstream MH
20 0049
Dir. of Survey
Downstream
Length Surveyed
354.7 ft.
Total Length
354.7 ft.
Structural Index
4
Structural Quick
5231
Structural Rating
15
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
4
Overall Quick
Overall Rating
15
Pipe schematic from manhole 20 0050 to 20 0049
MH: 20 0050MH: 20 0049downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00502 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start24 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"149.9 ft. SRV - Surface Reinforcement Visible, from 10 to 12 o'clock, within 8 inches of joint: YES170.2 ft. TFC - Tap Factory Made Capped, at 11 o'clock, -, within 8 inches of joint: NO, 6"285.9 ft. SRV - Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start324.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"351.4 ft. SRV - Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish351.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish351.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish354.7 ft. AMH - Downstream Manhole, Survey Ends - 20 0049

Observation photos (4)

  • 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

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

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

  • Surface Reinforcement Visible, from 10 to 12 o'clock, within 8 inches of joint: YES

    149.9 ft. - Surface Reinforcement Visible, from 10 to 12 o'clock, within 8 inches of joint: YES

  • Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    285.9 ft. - Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (14)

DistanceCodeObservation
2SSS
0MWL
354.7AMH20 0049
324.1TFC
0MWM
170.2TFC
2SAP
149.9SRV
351.4SRV
0AMH20 0050
351.4SSS
351.4SAP
285.9SRV
24TFC

Properties (7)

additional_info
630138031422201
custom_field_three
VISIBLE REINFORCEMENT/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2022-03-14T22:37:13-07:00
documentation
PRO PIPE
is_lateral_inspection
false