Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 26, 2021, 06:58 AM
  • B 1499_B 1520_01252021_230607.mp4

Date
01/25/2021
W/O
864943
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z01124
PipeID
P25635
Time
10:58 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8432
Sewer Name
B JOINT OUTFALL B - UNIT 6G
City
ALHAMBRA
Loc. details
Sidewalk
Location Code
F
Use of Sewer
Sanitary Sewer
District
District 16
Page No.
23
Purpose
Routine Assessment
Project
RFIR_WO_864943_TV16038_DEC2020
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
B 1499
Downstream MH
B 1520
Dir. of Survey
Downstream
Length Surveyed
43.5 ft.
Total Length
43.5 ft.
Structural Index
2
Structural Quick
2800
Structural Rating
16
O&M Index
2
O&M Quick
2800
O&M Rating
16
Overall Index
2
Overall Quick
Overall Rating
32
Pipe schematic from manhole B 1499 to B 1520
MH: B 1499MH: B 1520downstream0 ft. MGO - General Observation - CONNECTIONS IN MH AT BOTH 3 AND 9 O' CLOCK0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - B 14990 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, Start3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start41.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish42 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish43.5 ft. MGO - General Observation - COCKROACHES IN MANHOLE43.5 ft. AMH - Downstream Manhole, Survey Ends - B 1520

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

  • General Observation - COCKROACHES IN MANHOLE

    43.5 ft. - General Observation - COCKROACHES IN MANHOLE

Observations (10)

DistanceCodeObservation
0MGOCONNECTIONS IN MH AT BOTH 3 AND 9 O' CLOCK
42SSS
0MWL
2DAGS
43.5MGOCOCKROACHES IN MANHOLE
41.6DAGS
3SSS
0AMHB 1499
43.5AMHB 1520
0MWM

Properties (8)

additional_info
630069012521201
custom_field_three
SPALLING
custom_field_two
3
customer
1
datetime
2021-01-25T22:58:59-08:00
documentation
PRO PIPE
is_lateral_inspection
false
year_laid
38886