Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 11, 2019, 10:04 AM
  • 20 0136_20 0135 _03112019_034924.mp4

Date
03/11/2019
W/O
750736
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00744
PipeID
P19059
Time
3:04 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6421
Sewer Name
20 TRUNK "C"
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
RFIR_WO_750736_TV20027_FEB2019
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0136
Downstream MH
20 0135
Dir. of Survey
Downstream
Length Surveyed
177 ft.
Total Length
177 ft.
Structural Index
2
Structural Quick
322F
Structural Rating
74
O&M Index
3
O&M Quick
3300
O&M Rating
9
Overall Index
2
Overall Quick
Overall Rating
83
Pipe schematic from manhole 20 0136 to 20 0135
MH: 20 0136MH: 20 0135downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 01360 ft. MWM - Water Mark, 20 %of cross sectional area1 ft. MGO - General Observation - MAG COAT THROUGHOUT2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start5.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start162.6 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS176 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish176 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish176 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish177 ft. AMH - Downstream Manhole, Survey Ends - 20 0135177 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK

Observation photos (2)

  • 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

  • Deposits Settled Other,  20 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    162.6 ft. - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

Observations (12)

DistanceCodeObservation
5.1SSS
0MWL
0AMH20 0136
176SAP
176SSS
177AMH20 0135
162.6DSZDEBRIS
177MGOACTIVE CONNECTION AT MH 3 O'CLOCK
2SAP
1MGOMAG COAT THROUGHOUT
176DSZ
0MWM

Properties (6)

additional_info
SC365938
custom_field_two
3
customer
LACSD
datetime
2019-03-11T03:04:48-07:00
documentation
PRO PIPE
is_lateral_inspection
false