Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 22, 2022, 12:00 PM
  • 17 0051_17 0050_02222022_040307.mp4

Date
02/22/2022
W/O
936263
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00668
PipeID
P22215
Time
4:00 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9879
Sewer Name
17 DISTRICT #17 MAIN TRUNK
City
ALTADENA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 17
Page No.
04
Purpose
Routine Assessment
Project
WO_936263_TV17011_FEB2022
Sewer Type
Siphon
Material
NRCP
Shape
Circular
Height
21 in.
Width
21 in.
Upstream MH
17 0050
Downstream MH
17 0051
Dir. of Survey
Upstream
Length Surveyed
2.2 ft.
Total Length
2.2 ft.
Structural Index
3
Structural Quick
3100
Structural Rating
3
O&M Index
4
O&M Quick
5141
O&M Rating
11
Overall Index
4
Overall Quick
Overall Rating
14
Pipe schematic from manhole 17 0050 to 17 0051
MH: 17 0050MH: 17 0051upstream0 ft. MSA - Survey Abandoned - VIEW OF UPLEG OF D/S SOUTH SIPHON.0.1 ft. LU - Alignment Up, 45 %0.2 ft. SAP - Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES0.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 09 to 03 o'clock, , within 8 inches of joint: YES2.2 ft. MWM - Water Mark, 100 %of cross sectional area2.2 ft. MWL - Water Level, 100 %of cross sectional area2.2 ft. AMH - Downstream Manhole, Survey Begins - 17 0050, SOUTH SIPHON.

Observation photos (2)

  • Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES

    2 ft. - Surface Aggregate Projecting, from 11 to 01 o'clock, within 8 inches of joint: YES

  • Survey Abandoned - VIEW OF UPLEG OF D/S SOUTH SIPHON.

    2.2 ft. - Survey Abandoned - VIEW OF UPLEG OF D/S SOUTH SIPHON.

Observations (7)

DistanceCodeObservation
0MWM
2.2MSAVIEW OF UPLEG OF D/S SOUTH SIPHON.
2SAP
2DAGS
2.1LU
0MWL
0AMH17 0050, SOUTH SIPHON.

Properties (7)

additional_info
630138022222001
custom_field_three
PROJECTING AGGREGATE
custom_field_two
5
customer
1
datetime
2022-02-22T04:00:22-08:00
documentation
PRO PIPE
is_lateral_inspection
false