Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 28, 2016, 07:09 AM
  • 22 1288_22 1287 _09282016_000930.mp4

Date
09/28/2016
W/O
591676
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00806
PipeID
P16484
Time
12:09 AM
Certificate
U-507-3386
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3720
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA, CA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_591676_TV22107_SEP2016
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1288
Downstream MH
22 1287
Dir. of Survey
Downstream
Length Surveyed
640.4 ft.
Total Length
640.4 ft.
Structural Index
2
Structural Quick
2X00
Structural Rating
248
O&M Index
2
O&M Quick
2X00
O&M Rating
252
Overall Index
2
Overall Quick
Overall Rating
500
Pipe schematic from manhole 22 1288 to 22 1287
MH: 22 1288MH: 22 1287downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12880 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. MGO - General Observation - MAG. H.OX START 90%2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start22.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start623 ft. MWLS - Water Level, Sag in pipe, 5 %of cross sectional area, Start633.7 ft. MWLS - Water Level, Sag in pipe, 5 %of cross sectional area, Finish633.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish633.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish640.2 ft. MGO - General Observation - CONNECTION AT MH 9 ACTIVE640.4 ft. AMH - Downstream Manhole, Survey Ends - 22 1287640.4 ft. MGO - General Observation - CONNECTION AT MH 3 ACTIVE

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

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

  • Water Level, Sag in pipe, 5 %of cross sectional area, Start

    623 ft. - Water Level, Sag in pipe, 5 %of cross sectional area, Start

Observations (13)

DistanceCodeObservation
640.2MGOCONNECTION AT MH 9 ACTIVE
633.8SSS
623MWLS
0MWL
633.9DAGS
0AMH22 1288
22.3SSS
633.7MWLS
0MWM
640.4AMH22 1287
2MGOMAG. H.OX START 90%
640.4MGOCONNECTION AT MH 3 ACTIVE
2DAGS

Properties (7)

additional_info
SC303707
custom_field_two
3
customer
LACSD
datetime
2016-09-28T00:09:00-07:00
documentation
PRO-PIPE
is_lateral_inspection
false
year_laid
30238