Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 5, 2017, 08:45 AM
  • Section#1_B 0923_B 0922__952017__G6816.mp4

Date
09/05/2017
W/O
0647702
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00922
PipeID
P20272
Time
1:45 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
G6816
Sewer Name
B JOINT OUTFALL B - UNIT 1A REPLACEMENT
City
CARSON
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 08
Page No.
14
Purpose
Routine Assessment
Project
20170905MDM_JOINT_OUTFALL_B_UNIT_1A_REPLACEMENT
Material
RC-PVC T-LOCK LINED
Shape
Rectangular
Height
0 in.
Upstream MH
B 0923
Downstream MH
B 0922
Dir. of Survey
Downstream
Length Surveyed
930.5 ft.
Total Length
930.5 ft.
Structural Index
3
Structural Quick
3c00
Structural Rating
537
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
3
Overall Quick
Overall Rating
542
Pipe schematic from manhole B 0923 to B 0922
MH: B 0923MH: B 0922downstream0 ft. MWL - Water Level, 70 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 1:55AM0 ft. MWM - Water Mark, 80 %of cross sectional area8 ft. MGO - General Observation - RC-PVC-T-LOCK LINER8 ft. LFB - Lining Failure Blistered, from 10 to 12 o'clock, within 8 inches of joint: NO30.1 ft. MGO - General Observation - T-LOCK LINER44.8 ft. LFB - Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING221 ft. LFB - Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: NO - SLIGHT526 ft. MGO - General Observation - RC-PVC-T-LOCK LINER800 ft. MGO - General Observation - RC-PVC-T-LOCK-LINER930.1 ft. LFB - Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish - SLIGHT930.5 ft. AMH - Downstream Manhole, Survey Ends - 2:50AM

Observation photos (7)

  • General Observation - RC-PVC-T-LOCK LINER

    8 ft. - General Observation - RC-PVC-T-LOCK LINER

  • Lining Failure Blistered, from 10 to 12 o'clock, within 8 inches of joint: NO

    8 ft. - Lining Failure Blistered, from 10 to 12 o'clock, within 8 inches of joint: NO

  • General Observation - T-LOCK LINER

    30.1 ft. - General Observation - T-LOCK LINER

  • Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING

    44.8 ft. - Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SLIGHT BLISTERING

  • Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: NO - SLIGHT

    221 ft. - Lining Failure Blistered, from 10 to 02 o'clock, within 8 inches of joint: NO - SLIGHT

  • General Observation - RC-PVC-T-LOCK LINER

    526 ft. - General Observation - RC-PVC-T-LOCK LINER

  • General Observation - RC-PVC-T-LOCK-LINER

    800 ft. - General Observation - RC-PVC-T-LOCK-LINER

Observations (12)

DistanceCodeObservation
44.8LFBSLIGHT BLISTERING
30.1MGOT-LOCK LINER
0MWL
930.5AMH2:50AM
930.1LFBSLIGHT
8MGORC-PVC-T-LOCK LINER
0AMH1:55AM
221LFBSLIGHT
526MGORC-PVC-T-LOCK LINER
8LFB
800MGORC-PVC-T-LOCK-LINER
0MWM

Properties (3)

customer
LACSD
datetime
2017-09-05T01:45:36-07:00
year_laid
20010927