Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 24, 2020, 12:24 PM
  • 22 0470_22 0469 _02242020_053803.mp4

Date
02/24/2020
W/O
813491
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00816
PipeID
P16808
Time
4:24 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7416
Sewer Name
22 LARK ELLEN TRUNK, SECTS 4,5,&6
City
AZUSA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
19
Purpose
Routine Assessment
Project
RFIR_WO_813491_TV22049_FEB2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
22 0470
Downstream MH
22 0469
Dir. of Survey
Downstream
Length Surveyed
274.8 ft.
Total Length
274.8 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 22 0470 to 22 0469
MH: 22 0470MH: 22 0469downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 04700 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MWM - Water Mark, 10 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start126.7 ft. MMC - Material Change, Concrete pipe (non-reinfored)126.7 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start126.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start166.7 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6"234.9 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6"273.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish273.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish273.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish274.8 ft. MGO - General Observation - CONNECTION AT MH 9 OCLOCK274.8 ft. AMH - Downstream Manhole, Survey Ends - 22 0469

Observation photos (4)

  • Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

  • Material Change, Concrete pipe (non-reinfored)

    126.7 ft. - Material Change, Concrete pipe (non-reinfored)

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

    126.7 ft. - Surface Aggregate Projecting, 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

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

Observations (14)

DistanceCodeObservation
234.9TFA
273.5SAP
274.8MGOCONNECTION AT MH 9 OCLOCK
0AMH22 0470
273.5SSS
273.5DAGS
126.7MMC
126.7SAP
274.8AMH22 0469
166.7TFA
2DAGS
0MWL
126.7SSS
0MWM

Properties (6)

additional_info
SC398805
custom_field_two
3
customer
LACSD
datetime
2020-02-24T04:24:26-08:00
documentation
PRO PIPE
is_lateral_inspection
false