Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 9, 2020, 05:30 AM
  • B 1513_B 1512 _01082020_215444.mp4

Date
01/08/2020
W/O
802972
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z01124
PipeID
P25628
Time
9:30 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7268
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_802972_TV16038_DEC2019
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
309.9 ft.
Total Length
309.9 ft.
Structural Index
2
Structural Quick
412J
Structural Rating
118
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
122
Pipe schematic from manhole B 1513 to B 1512
MH: B 1513MH: B 1512downstream0 ft. MWL - Water Level, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - B 15130 ft. MWM - Water Mark, 50 %of cross sectional area9.2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start9.2 ft. SRI - Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Start86.2 ft. FM - Fracture Multiple, from 09 to 12 o'clock, within 8 inches of joint: YES254 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish256.8 ft. SRI - Surface Roughness Increased, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish271 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start304.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish309.9 ft. AMH - Downstream Manhole, Survey Ends - B 1512

Observation photos (4)

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

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

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

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

  • Fracture Multiple, from 09 to 12 o'clock, within 8 inches of joint: YES

    86.2 ft. - Fracture Multiple, from 09 to 12 o'clock, within 8 inches of joint: YES

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

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

Observations (11)

DistanceCodeObservation
0MWL
271SSS
0AMHB 1513
9.2SSS
9.2SRI
304.8SSS
0MWM
86.2FM
309.9AMHB 1512
256.8SRI
254SSS

Properties (7)

additional_info
SC398753
custom_field_two
3
customer
LACSD
datetime
2020-01-08T21:30:22-08:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38891