Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 29, 2016, 08:55 AM
  • 22 1283_22 1282 _09292016_015125.mp4

Date
09/29/2016
W/O
597488
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00806
PipeID
P16479
Time
1:55 AM
Certificate
U507-3386
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3722
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.
31
Purpose
Routine Assessment
Project
WO_597488_TV22152_OCT2016
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1283
Downstream MH
22 1282
Dir. of Survey
Downstream
Length Surveyed
495.1 ft.
Total Length
495.2 ft.
Structural Index
1
Structural Quick
1R00
Structural Rating
97
O&M Index
2
O&M Quick
2S00
O&M Rating
196
Overall Index
2
Overall Quick
Overall Rating
293
Pipe schematic from manhole 22 1283 to 22 1282
MH: 22 1283MH: 22 1282downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12830 ft. MWM - Water Mark, 25 %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. MGO - General Observation - MAG. H.OX START 75%7.2 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start492.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish492.8 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish495.2 ft. AMH - Downstream Manhole, Survey Ends - 22 1282

Observation photos (2)

  • 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 Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

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

Observations (9)

DistanceCodeObservation
2DAGS
2MGOMAG. H.OX START 75%
492.8DAGS
495.2AMH22 1282
0MWL
7.2SRI
0AMH22 1283
0MWM
492.8SRI

Properties (7)

additional_info
SC303709
custom_field_two
4
customer
LACSD
datetime
2016-09-29T01:55:00-07:00
documentation
PRO-PIPE
is_lateral_inspection
false
year_laid
30238