Det tower issues go around to B737 flight crew at 500 ft, one half mi final due to vehicle on runway...

Attributes
ACN	558718
Time
Date	200208
Day	Sat
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : dtw.airport
State Reference	MI
Altitude	msl bound lower : 500 msl bound upper : 800
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : dtw.tower tower : rhv.tower
Operator	common carrier : air carrier
Make Model Name	B737-300
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	descent : approach
Route In Use	approach : visual
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : atp
Experience	flight time last 90 days : 195 flight time total : 14000 flight time type : 10000
ASRS Report	558718
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Events
Anomaly	conflict : ground less severe ground encounters : vehicle
Independent Detector	other controllera
Resolutory Action	controller : issued new clearance controller : separated traffic
Consequence	faa : reviewed incident with flight crew
Supplementary
Problem Areas	ATC Human Performance Airport
Primary Problem	ATC Human Performance

Narrative:

Tower cleared us to land on runway 3L, in visual conditions. Out of 800 ft, we noticed something on the runway. The captain and I discussed whether or not ATC was going to clear the runway. Controller issued go around instructions at about 500 ft AGL. Controller stated it was totally his fault. Truck on runway.

Original NASA ASRS Text

Title: DET TWR ISSUES GAR TO B737 FLC AT 500 FT, ONE HALF MI FINAL DUE TO VEHICLE ON RWY.

Narrative: TWR CLRED US TO LAND ON RWY 3L, IN VISUAL CONDITIONS. OUT OF 800 FT, WE NOTICED SOMETHING ON THE RWY. THE CAPT AND I DISCUSSED WHETHER OR NOT ATC WAS GOING TO CLR THE RWY. CTLR ISSUED GAR INSTRUCTIONS AT ABOUT 500 FT AGL. CTLR STATED IT WAS TOTALLY HIS FAULT. TRUCK ON RWY.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.