Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 12, 2022, 06:59 AM
  • B 1509_B 1508_01112022_231425.mp4

Date
01/11/2022
W/O
926877
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z01124
PipeID
P25624
Time
10:59 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9825
Sewer Name
B JOINT OUTFALL B - UNIT 6G
City
ALHAMBRA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
23
Purpose
Routine Assessment
Project
RFIR_WO_926877_TV16038_DEC2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
36 in.
Width
36 in.
Upstream MH
B 1509
Downstream MH
B 1508
Dir. of Survey
Downstream
Length Surveyed
426.8 ft.
Total Length
426.8 ft.
Structural Index
2
Structural Quick
2100
Structural Rating
2
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
6
Pipe schematic from manhole B 1509 to B 1508
MH: B 1509MH: B 1508downstream0 ft. MWL - Water Level, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - B 15090 ft. MWM - Water Mark, 30 %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, Start20.1 ft. RPP - Repair Patch, from 11 to 01 o'clock, within 8 inches of joint: YES51.2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start75.6 ft. ISGT - Intruding Sealing Grout, 5 %of cross sectional area, from 12 to 03 o'clock414.5 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish422.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish426.8 ft. AMH - Downstream Manhole, Survey Ends - B 1508

Observation photos (4)

  • 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

  • Repair Patch, from 11 to 01 o'clock, within 8 inches of joint: YES

    20.1 ft. - Repair Patch, from 11 to 01 o'clock, within 8 inches of joint: YES

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    51.2 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

  • Intruding Sealing Grout, 5 %of cross sectional area, from 12 to 03 o'clock

    75.6 ft. - Intruding Sealing Grout, 5 %of cross sectional area, from 12 to 03 o'clock

Observations (10)

DistanceCodeObservation
0MWL
2DAGS
51.2SSS
0AMHB 1509
0MWM
414.5SSS
75.6ISGT
426.8AMHB 1508
422.9DAGS
20.1RPP

Properties (8)

additional_info
630138011122201
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2022-01-11T22:59:08-08:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38891