AO73E Series Number Plates
UK vehicles registered in Norwich, East Anglia during September 2023 to February 2024 with registration prefix AO73E.
- Area Office
- Norwich (Norwich, East Anglia)
- Release Period
- September 2023 to February 2024
- Tracked in Batch
- 132 vehicles
- MOT Pass Rate
- 85%
AO73E Cohort Statistics
Active Plates in AO73E Series(132 of 132 displayed)
JEEP COMPASS LIMITED PHEV EAWD AUTO
Hybrid Electric (Clean) · Grey
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
JEEP COMPASS LIMITED PHEV EAWD AUTO
1.3L · Hybrid Electric (Clean) · Grey
- First Used
- Nov 2023
- MOT Expiry
- 13 Sep 2027
- Tax Status
- —
- Color
- Grey
ALFA ROMEO TONALE TI TB MHEV S-A
Hybrid Electric (Clean) · Grey
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
JEEP COMPASS LIMITED PHEV EAWD AUTO
1.3L · Hybrid Electric (Clean) · Blue
- First Used
- Nov 2023
- MOT Expiry
- 18 Jul 2027
- Tax Status
- Taxed
- Color
- Blue
JEEP COMPASS LIMITED PHEV EAWD AUTO
Hybrid Electric (Clean) · Black
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
JEEP COMPASS LIMITED PHEV EAWD AUTO
1.3L · Hybrid Electric (Clean) · Grey
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- Taxed
- Color
- Grey
FIAT 500E
Electric · Black
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500 MHEV
Petrol · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
FIAT 500 MHEV
Petrol · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
FIAT 500 MHEV
Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
ALFA ROMEO GIULIA VELOCE TB AUTO
Petrol · Blue
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
FIAT 500 MHEV
Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
JEEP AVENGER 1ST EDITION EV
Electric · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500E RED
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E ICON
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E RED
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500 MHEV
1.0L · Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- 13 Sep 2027
- Tax Status
- —
- Color
- Orange
JEEP COMPASS S PHEV AUTO
Hybrid Electric (Clean) · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500 MHEV
Petrol · Orange
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
FIAT 500E RED
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E ICON
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E ICON
Electric · White
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
JEEP AVENGER ALTITUDE +
Petrol · Black
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
ALFA ROMEO GIULIA V6 BITURBO Q-RIFOGLIO A
Petrol · Blue
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
FIAT 500 MHEV
Petrol · White
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
JEEP AVENGER 1ST EDITION EV
Electric · Yellow
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Yellow
FIAT 500 MHEV
Petrol · Red
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
JEEP AVENGER LONGITUDE EV
Electric · White
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
FIAT 500 MHEV
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500 MHEV
Petrol · White
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
FIAT 500 MHEV
Petrol · Orange
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
FIAT E-DUCATO 35 TECNICO
Electric · Grey
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E RED
Electric · Grey
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
ALFA ROMEO TONALE TI TB MHEV S-A
Hybrid Electric (Clean) · Red
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
FIAT 500E LA PRIMA
Electric · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
JEEP AVENGER ALTITUDE +
Petrol · Red
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
JEEP AVENGER 1ST EDITION EV
Electric · Yellow
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Yellow
FIAT 500E
Electric · White
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
FIAT 500 MHEV
Petrol · Orange
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
JEEP COMPASS LIMITED PHEV EAWD AUTO
Hybrid Electric (Clean) · Blue
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
JEEP COMPASS LIMITED PHEV EAWD AUTO
Hybrid Electric (Clean) · Grey
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT E-DUCATO 35 TECNICO
Electric · Grey
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT E-DUCATO 35 TECNICO
Electric · Grey
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500E RED
Electric · Red
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
FIAT 500 MHEV
Petrol · Green
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
JEEP AVENGER SUMMIT EV
Electric · Black
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
ALFA ROMEO TONALE VELOCE TB PHEV AWD AUTO
Hybrid Electric (Clean) · White
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
JEEP AVENGER SUMMIT EV
Electric · Black
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
JEEP COMPASS S PHEV AUTO
Hybrid Electric (Clean) · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
JEEP COMPASS S PHEV AUTO
1.3L · Hybrid Electric (Clean) · Red
- First Used
- Sep 2023
- MOT Expiry
- 29 Jun 2027
- Tax Status
- Untaxed
- Color
- Red
FIAT TIPO CROSS GARMIN MHEV S-A
Petrol · White
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
ALFA ROMEO STELVIO VELOCE TB AWD AUTO
Petrol · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500 MHEV
Petrol · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
JEEP AVENGER ALTITUDE +
Petrol · Black
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500 MHEV
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
FIAT 500 MHEV
1.0L · Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- 30 Aug 2027
- Tax Status
- —
- Color
- Orange
JEEP AVENGER ALTITUDE +
Petrol · Green
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
JEEP AVENGER ALTITUDE +
1.2L · Petrol · Green
- First Used
- Jan 2024
- MOT Expiry
- 27 Feb 2027
- Tax Status
- —
- Color
- Green
JEEP AVENGER 1ST EDITION EV
Electric · Black
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT PANDA MHEV
1.0L · Petrol · Blue
- First Used
- Feb 2024
- MOT Expiry
- 25 Jan 2027
- Tax Status
- —
- Color
- Blue
JEEP AVENGER SUMMIT EV
Electric · Black
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT TIPO RED
1.0L · Petrol · Black
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- Untaxed
- Color
- Black
ALFA ROMEO TONALE TI TB MHEV S-A
Hybrid Electric (Clean) · Red
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
ALFA ROMEO TONALE VELOCE TB MHEV S-A
1.5L · Hybrid Electric (Clean) · Black
- First Used
- Feb 2024
- MOT Expiry
- 29 Jul 2027
- Tax Status
- —
- Color
- Black
ABARTH 695 COMPETIZIONE
1.4L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 29 Sep 2027
- Tax Status
- —
- Color
- Grey
ALFA ROMEO TONALE TI TB PHEV AWD AUTO
Hybrid Electric (Clean) · Red
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
JEEP COMPASS LIMITED PHEV EAWD AUTO
Hybrid Electric (Clean) · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
JEEP AVENGER ALTITUDE +
Petrol · White
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
FIAT 500 MHEV
Petrol · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
FIAT 500 MHEV
Petrol · Green
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ABARTH 500E TURISMO
Electric · Green
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
JEEP AVENGER ALTITUDE +
Petrol · Orange
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
FIAT 500 MHEV
Petrol · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
FIAT 500 MHEV
Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
FIAT 500X MHEV S-A
Petrol · Blue
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
JEEP AVENGER ALTITUDE +
Petrol · Grey
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
ABARTH 595
Petrol · White
- First Used
- Feb 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
FIAT TIPO CROSS
Petrol · Red
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
PORSCHE TAYCAN 4 CROSS TURISMO
Electric · Black
- First Used
- Oct 2023
- MOT Expiry
- 08 Oct 2027
- Tax Status
- —
- Color
- Black
PORSCHE MACAN S S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE PANAMERA 4 EHYB PLATINUM ED SA
Hybrid Electric (Clean) · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
PORSCHE CAYENNE
3.0L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 02 Sep 2027
- Tax Status
- —
- Color
- Grey
PORSCHE TAYCAN SPORT TURISMO 4X2
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE CAYENNE V6 AUTO
Petrol · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
PORSCHE 911 CARRERA S S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE BOXSTER
2.5L · Petrol · Blue
- First Used
- Sep 2023
- MOT Expiry
- 20 Sep 2027
- Tax Status
- —
- Color
- Blue
PORSCHE TAYCAN 4S 93KWH
Electric · Blue
- First Used
- Sep 2023
- MOT Expiry
- 22 Sep 2027
- Tax Status
- —
- Color
- Blue
PORSCHE TAYCAN GTS SPORT TURISMO
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE 911 GT3 S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE 911 GT3 TOURING
4.0L · Petrol · White
- First Used
- Sep 2023
- MOT Expiry
- 28 May 2027
- Tax Status
- —
- Color
- White
PORSCHE MACAN GTS S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE TAYCAN GTS SPORT TURISMO
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- 24 Sep 2027
- Tax Status
- —
- Color
- Grey
PORSCHE TAYCAN 4X2
Electric · Grey
- First Used
- Sep 2023
- MOT Expiry
- 10 Sep 2027
- Tax Status
- —
- Color
- Grey
PORSCHE TAYCAN GTS
Electric · Grey
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE 911 TURBO S S-A
Petrol · Pink
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Pink
PORSCHE MACAN S S-A
Petrol · Red
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
PORSCHE 718 CAYMAN STYLE EDITION S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
PORSCHE MACAN S S-A
Petrol · Orange
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Orange
PORSCHE 911 CARRERA S S-A
3.0L · Petrol · Silver
- First Used
- Sep 2023
- MOT Expiry
- 31 Aug 2027
- Tax Status
- —
- Color
- Silver
PORSCHE MACAN GTS S-A
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION +
Electric · Green
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Black
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Sep 2023
- MOT Expiry
- 27 Sep 2027
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Red
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
ORA FUNKY CAT FIRST EDITION
Electric · Green
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Green
ORA FUNKY CAT FIRST EDITION
Electric · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
MAZDA CX-60 TAKUMI PHEV AUTO
2.5L · Hybrid Electric (Clean) · Red
- First Used
- Dec 2023
- MOT Expiry
- 20 Oct 2027
- Tax Status
- —
- Color
- Red
MAZDA CX-30 GT SPORT MHEV
2.0L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 10 Sep 2027
- Tax Status
- —
- Color
- Grey
MAZDA MX-30 MAKOTO RANGE EXTENDER A
Hybrid Electric (Clean) · Silver
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Silver
MAZDA CX-5 EXCLUSIVE-LINE MHEV
Petrol · Blue
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
MAZDA CX-5 HOMURA MHEV AUTO
Petrol · Grey
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
MAZDA CX-5 HOMURA MHEV
Petrol · Red
- First Used
- Nov 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
MAZDA CX-5 TAKUMI MHEV AWD AUTO
2.5L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 30 Aug 2027
- Tax Status
- —
- Color
- Grey
MAZDA CX-5 EXCLUSIVE-LINE MHEV
Petrol · Red
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
MAZDA MAZDA 2 HYBRID SELECT CVT
Hybrid Electric (Clean) · Grey
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
MAZDA 2 HOMURA AKA MHEV
Petrol · Grey
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
MAZDA 3 CENTRE-LINE MHEV AUTO
Petrol · Red
- First Used
- Dec 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
MAZDA 3 CENTRE-LINE MHEV AUTO
Petrol · Red
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
MAZDA CX-30 GT SPORT MHEV AUTO
Petrol · Black
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Black
MAZDA CX-5 EXCLUSIVE-LINE D AUTO
Diesel · Red
- First Used
- Oct 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Red
MAZDA CX-5 NEWGROUND MHEV
Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- —
- Tax Status
- —
- Color
- Grey
MAZDA 2 HOMURA AKA MHEV
Petrol · White
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- White
MAZDA CX-5 EXCLUSIVE-LINE D AUTO
Diesel · Blue
- First Used
- Jan 2024
- MOT Expiry
- —
- Tax Status
- —
- Color
- Blue
MAZDA 3 HOMURA MHEV
2.0L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 30 Aug 2027
- Tax Status
- —
- Color
- Grey
MAZDA MX-5 HOMURA
2.0L · Petrol · Grey
- First Used
- Sep 2023
- MOT Expiry
- 30 Sep 2027
- Tax Status
- —
- Color
- Grey
Reliability & Common Problem Guides for AO73E Makes
Explore common mechanical faults, MOT advisory trends, and recall notices for popular vehicles in this registration batch:
Frequently Asked Questions about AO73E Plates
Where was the AO73E number plate series registered?
Vehicles starting with AO73E were assigned to the Norwich covering Norwich, East Anglia. The first two letters (AO) identify the memory tag assigned by the DVLA.
What registration period is AO73E?
The AO73E age identifier corresponds to vehicles first registered between September 2023 to February 2024.
How can I check the MOT history of a AO73E vehicle?
Click any registration in the plate list above to view the complete DVSA inspection history, advisory alerts, mileage progression, road tax status, and our AI mechanical risk evaluation.