Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Oct 12, 2021, 06:00 AM
  • 20 0257_20 0256_10112021_230721.mp4

Date
10/11/2021
W/O
916672
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00753
PipeID
P19224
Time
11:00 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9459
Sewer Name
20 35TH STREET EAST TRUNK
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
13
Purpose
Routine Assessment
Project
RFIR_WO_916672_TV20009_OCT2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0257
Downstream MH
20 0256
Dir. of Survey
Downstream
Length Surveyed
94.9 ft.
Total Length
94.9 ft.
Structural Index
2
Structural Quick
3C2D
Structural Rating
102
O&M Index
2
O&M Quick
2C00
O&M Rating
36
Overall Index
2
Overall Quick
Overall Rating
138
Pipe schematic from manhole 20 0257 to 20 0256
MH: 20 0257MH: 20 0256downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02570 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - 35% MAG COAT11 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Start40 ft. MWLS - Water Level, Sag in pipe, 10 %of cross sectional area, Finish43.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"92.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish92.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish92.3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish94.9 ft. MGO - General Observation - CONN @ MH 9 O'CLOCK/ACTIVE94.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0256

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

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

    2 ft. - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

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

Observations (15)

DistanceCodeObservation
11MWLS
0AMH20 0257
94.9MGOCONN @ MH 9 O'CLOCK/ACTIVE
2DAGS
2SAP
2SSS
0MWM
92.3SAP
40MWLS
94.9AMH20 0256
2MGO35% MAG COAT
0MWL
92.3DAGS
43.7TFC
92.3SSS

Properties (7)

additional_info
630069101121201
custom_field_three
AGGREGATE PROJECTING
custom_field_two
2
customer
1
datetime
2021-10-11T23:00:51-07:00
documentation
PRO PIPE
is_lateral_inspection
false