Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 1, 2018, 06:33 AM
  • 21 0650_21 0649 _31072018_234630.mp4

Date
07/31/2018
W/O
718061
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00767
PipeID
P15803
Time
11:33 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5885
Sewer Name
21 FIRST ST TR, SECT 1A & CONNS TO 1ST ST TR SYSTM
City
POMONA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
WO_718061_TV21099_AUG2018
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Rectangular
Height
21 in.
Width
21 in.
Upstream MH
21 0650
Downstream MH
21 0649
Dir. of Survey
Downstream
Length Surveyed
340.5 ft.
Total Length
340.5 ft.
Structural Index
3
Structural Quick
3L2L
Structural Rating
335
O&M Index
2
O&M Quick
2L00
O&M Rating
134
Overall Index
2
Overall Quick
Overall Rating
469
Pipe schematic from manhole 21 0650 to 21 0649
MH: 21 0650MH: 21 0649downstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 06500 ft. MGO - General Observation - COCKROACHES IN MANHOLE0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. MGO - General Observation - MAG COATING THROUGHOUT 90%0 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 3 O'CLOCK0 ft. MWL - Water Level, 15 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 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, Start338 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish338 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish338 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish340.5 ft. AMH - Downstream Manhole, Survey Ends - 21 0649340.5 ft. MGO - General Observation - COCKROACHES IN MANHOLE

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • 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

Observations (14)

DistanceCodeObservation
0AMH21 0650
2DAGS
0MGOCOCKROACHES IN MANHOLE
338SAP
0MWM
338SSS
338DAGS
340.5AMH21 0649
340.5MGOCOCKROACHES IN MANHOLE
0MGOMAG COATING THROUGHOUT 90%
2SSS
0MGOACTIVE CONNECTION AT MH 3 O'CLOCK
0MWL
2SAP

Properties (6)

additional_info
SC364753
custom_field_two
2
customer
LACSD
datetime
2018-07-31T23:33:52-07:00
documentation
PRO PIPE
is_lateral_inspection
false