Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 13, 2022, 06:13 AM
  • B 1513_B 1512_01122022_222229.mp4

Date
01/12/2022
W/O
926877
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z01124
PipeID
P25628
Time
10:13 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9826
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 1513
Downstream MH
B 1512
Dir. of Survey
Downstream
Length Surveyed
318.3 ft.
Total Length
318.3 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole B 1513 to B 1512
MH: B 1513MH: B 1512downstream0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - B 15130 ft. MWL - Water Level, 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, Start8.9 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start88 ft. FS - Fracture Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES318.1 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish318.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish318.3 ft. AMH - Downstream Manhole, Survey Ends - B 1512

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 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

  • Fracture Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES

    88 ft. - Fracture Spiral, from 08 to 12 o'clock, within 8 inches of joint: YES

Observations (9)

DistanceCodeObservation
0MWM
318.3AMHB 1512
2DAGS
8.9SSS
318.1SSS
318.2DAGS
0AMHB 1513
0MWL
88FS

Properties (8)

additional_info
630138011222201
custom_field_three
SPALLING, FRACTURES
custom_field_two
2
customer
1
datetime
2022-01-12T22:13:30-08:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38891