MDOT’s Crash Edit Tool

Bruce Aquila Intergraph Corporation

Monday October 27th, 2014

Presentation Outline

• Business Problem• System Structure

– Data Flow– Workflow Chart– SAMS Database Tables Used– User Authentication

• Application– Location Query– Edit Screen– Activity Log

• Benefits• Conclusion

Business Problem

• Average of 72000 crashes per year in MS since 2004.

• The data was very poor particularly the location data.

• Algorithms utilized by SAMS (Safety Analysis Management System) did not produce the desired accuracy.

• Potential for flawed analysis due to poor data quality.

Data Flow

DPS Database

DPS Collects Crash

SAM Data Processing SAMS

Database

INTERGRAPHData Cleansing

ToolData Interface

Data Cleansing Database

Data CleansingUser

Nightly InterfaceFrom

DPS to MDOT

Intergraph System

DPS Access

Database

Workflow

Windows Authorization determines

Domain group

User accesses website

Options:Location Query

Activity Log Location Query

Query By County and Reported Date

(Required) and other optional

attributes

SAMSCrash DB

Listing of Crashes

Activity Log

Query By User, Date,

AgencyID etc. Edit Tool

DB

Option for detailed

Report of user activities

Selection of Crash record

Crash Edit InterfaceLeft portion Attributes

Right portion Maps

ExitAll changes are

discarded

Accept

Change?

Crash Edit Interface

Dismissed

Edit ToolDB

Changes stored for SAMS processing

NO

YES

Summary Listing of

edits

Edit Tool DBAny edit to the record is

Saved for SAMS processing.

Store as UNRESOLVEDin Activity Log

Store as VIEWED

in Activity Log

PagingAll changes are

discardedUnresolved

Next Record in Query Set

Store as ACCEPTED

in Activity Log

Store as CHANGED

in Activity Log

Editor

Admin

Database Structure

ROADWAY_SYSTEM

ROADWAY_SYSTEM_ID

ROADWAY_SYSTEM

CRASH_VEHICLE

SAMS_CRASH_ID

INVEST_AGNCY_NMBR AGNCY_CASE_IDFK3 ACTION_CD VEHICLE_UNIT_NMBR REG_STATE_CD MAKE MODEL MODEL_YEAR CONFIG_CDFK2 TRFFC_CNTRL_DEV_TYPE_CD SPEED_ZONE IMPACT_PNT_CD DAMAGE_EXTNT_CD BIKEWAY_TYPE_CD ROAD_CHAR_DESIGN_CNTR_TURN ROAD_CHAR_DESIGN_DIV_INDFK1 ROAD_CHAR_DESIGN_CD ESTIMATED_SPEED OCCUPANT_CNT ROAD_SRFC_TYPE_CD TRAFFIC_CNTL_FX_IND CREATION_DATE UPDATE_DATEFK4 ROAD_CHAR_LANE_CD UPDATED_BY CARRIER_ISS_AUTH_CD CARGO_BODY_TYPE_CD PWR_UNIT_GVWRFK6 EVENT_SEQ1_CD EVENT_SEQ2_CD EVENT_SEQ3_CD EVENT_SEQ4_CD HAZMAT_PLACARD_ID HAZMAT_RELEASE_IND COMMODITY_HAULED_DESC VEHICLE_COLORFK5 PRECRASH_TRAVEL_DIR_CD NO_PROOF_INSURANCE SAMS_MERGE_STATUS

SEQUENCE_EVENT

SEQUENCE_EVENT_ID

SEQUENCE_EVENT

CONTRIB_CIRCUM

CONTRIB_CIRCUM_ID

CONTRIB_CIRCUM

TRAFFIC_CONTROL_DEVICE

DEVICE_TYPE_ID

DEVICE_TYPE

VEHICLE_ACTION

VEHICLE_ACTION_CODE

VEHICLE_ACTION_DESC

DIRECTION

DIRECTION_ID

DIRECTION

HARMFUL_EVENT_TYPE

HARMFUL_EVENT_TYPE_CD

HARMFUL_EVENT_TYPE

INTERSECTION_TYPE

INTERSECTION_TYPE_CODE

INTERSECTION_TYPE

ROAD_CHARACTER

ROAD_CHARACTER_ID

ROAD_CHARACTER

CRASH_LOCATION

CRASH_LOCATION_CODE

CRASH_LOCATION_DESC

CRASH

PK,FK6,FK8 SAMS_CRASH_ID

INVEST_AGNCY_NMBR AGNCY_CASE_ID REPORTED_DATE STREET_NMBR STREET_NAME ROUTE_ID LATITUDE LONGITUDE SAMS_LATITUDE SAMS_LONGITUDE ARRIVAL_TIME WEATHER_COND1_CD LIGHT_COND_CD REPORT_STATUS_CD REV_OFFCR_BADGE_ID SAMS_MERGE_STATUS INVEST_BADGE_ID PHOTOGRAPHER_NAME PHOTOS_IND INTRSCTNG_STREET_NAME INTRSCTNG_ROUTE_ID INTRSCTN_DSTNC_UOM INTRSCTN_DSTNC INTRSCTN_IND INTRSCTN_DSTNC_DIR ROAD_CONDITION_CD INJURY_CNT FATAL_CNT FARS_INJURY_CNT FARS_FATAL_CNT VEHICLE_COUNT REV_OFFCR_INITIAL INVEST_OFFCR_NAME TRAFFICFLOW_DIR CRASH_10_24_TIME REPORTED_TIME WEATHER_COND2_CD CREATION_DATE UPDATE_DATE HIST_GEOMETRY GEOMETRY SAMS_PRIMARY_INT_ROUTE_ID UPDATED_BY SLRS_LOGMILE SAMS_FATAL_CNTFK9 WORKZONE_RLTN_CD SAMS_INJURY_CNT SNAP_TRACK SAMS_STAT_INJURY_SEV_DESC DC_ALIASEDFK5 CRASH_LOCATION_CD MIG_INFO SAMS_DAY_OF_WEEKFK10 WORKZONE_TYPE1_CD WORKZONE_TYPE2_CD SAMS_CITYNAME SAMS_CRASH_SEVERITYFK4 SAMS_CRSH_TYPE_CD IS_LOCATABLE SAMS_CITY_ALIAS_ID SAMS_LRS_LINK_ID SAMS_SNAP_METHODFK13 SAMS_ROUTE_NAME SAMS_INT_ROUTE_NAME SAMS_CRASH_GROUPFK3 HARMFUL_EVENT_CD SAMS_ROUTE_ALIAS_ID SAMS_CRASH_GROUP_ID LRS_COUNTY LRS_ROUTE LRS_LOGMILE SAMS_INT_ROUTE_ALIAS_IDFK2 INTERSECTION_TYPE_CD SAMS_STAT_DUI_IND SAMS_STAT_DAY_IND SAMS_STAT_WET_IND SAMS_REPORTED_DTTM SAMS_STAT_EJECT_SEV SAMS_INTRSCTN_INDFK1,FK11,FK13 COUNTY_NMBR SAMS_STAT_INJURY_SEV CITY_NAME SAMS_CRASH_MONTH SAMS_PRIMARY_ROUTE_NAME SAMS_PRIMARY_ROUTE_ID SAMS_PRIMARY_INT_ROUTE_NAMEFK7 ROADWAY_SYSTEM_CDFK12 INTERSECTION_ID SLRS_ID

ROAD_DESIGN

ROAD_DESIGN_ID

ROAD_DESIGN

CRASH_TYPE

CRASH_TYPE_CODE

CRASH_TYPE_DESC

COUNTY

COUNTYNMBER

COUNTYNAME

CRASH_PERSON

SAMS_CRASH_ID

INVEST_AGNCY_NMBR AGNCY_CASE_ID VEHICLE_UNIT_NMBR PERSON_NUMBER DL_STATE_CD CONDITION_CD CITED_IND CITATION1_NMBR VIOLATION1_DESC CITATION2_NMBR VIOLATION2_DESC ALCHL_TEST_TYPE_CD ALCHL_TEST_RESULT DRUG_TEST_TYPE_CD DRUG_TEST_STATUS_CD ALCHL_TEST_STATUS_CD PERSON_TYPE_CD SEX_CD RACE_CD AGE NONMTRST_ACTION_CD CDL_LICENSE_IND DL_STATUS_CD PRTCN_SYSTEM1_CD MEDICAL_FACILITY_CD EMS_AGNCY_CD AIRBAG_DEPLOYED_CD EJECTION_CD INJURY_SEVERITY_CD EXTRICATED_CD POSITION_CD TRANSPORT_TYPE_CD PRTCN_SYSTEM2_CD CREATION_DATE SAMS_MERGE_STATUSFK1 CON_CIRC1_CD CON_CIRC2_CD CON_CIRC3_CD

WORKZONE_RELATION

WORKZONE_RELATION_ID

WORKZONE_RELATION

WORKZONE_TYPE

WORKZONE_TYPE_CODE

WORKZONE_TYPE_DESC

SAMS_MASTER_ROAD

PK COUNTY_NMBR

MSTR_ROADNAME

CRASH_MUCR_DIAGRAMS

SAMS_CRASH_ID

IMGDIAGRAMDATA CRASH_NARRATIVE

SAMS_MASTER_CITYNAME

PK COUNTY_NMBR

MASTER_CITYNAME

SAMS_DC Schema

INTERSECTIONS_200911151

PK INTERSECT_ID

GEOMETRY

EXITS

ROAD COUNTY_NMBR

EXIT_NUMBER INT_ROAD INT_ROAD1 INT_ROAD2

User Authentication

Location Query

• Directory– Additional Filter Options that build upon

each other

• Lookup– Same Additional Filter Options but

independent of each other

Location Query – Directory Filter

Location Query – Directory Filter

Location Query – Lookup Filter

Crash Edit User Interface

• Left Monitor– Crash report data fields to be corrected – Mississippi Uniform Crash Report (MUCR)

• Right Monitor– Interactive WebMap with MDOT Road

Network – Google Map– Bing Map– Comments and Cleansing Log

User Interface – Left Monitor

User Interface – Right Monitor

User Interface – MUCR Narrative and Diagram

User Interface

User Interface – Google Maps

http://maps.google.com/maps?ll=30.424743,-88.887727&z=16&t=m

http://maps.google.com/maps?ll=30.424743,-88.887727&z=16&t=m

http://maps.google.com/maps?ll=30.424743,-88.887727&z=16&t=m

User Interface – Bing Maps

http://www.bing.com/maps/default.aspx?cp=30.4247433~-88.8877269&lvl=14&sp=point.30.4247433_-88.8877269_SAMS+ID+457685

User Interface – Comments and Cleansing

Comments

Cleansing Log

Activity Log

• User Daily– Tracks detailed user activity by day

• User Monthly– Tracks detailed user activity by month and

year

• Agency Quality– Tracks quality of reporting by agency

Activity Log – User Daily

Activity Log – User Monthly

Activity Log – Agency Quality

Benefits

• More Accurate Crash Records• Faster Processing of Crash Data• Graphic Depiction of Crash Location• Better Management Accounting• More accurate crash analysis due to

accurate crash data• Agency QC

Questions

Bruce Aquila

Sr. System Consultant

Intergraph Corporation

Bruce.Aquila@Intergraph.com

Thank You !!!