Narrative:

We were given a clearance to turn right to 230 degrees, to intercept dxo 202 to cavus intersection, after passing 10000 for 13000'. We were not filed to cavus and were not sure we heard the clearance right, and questioned the controller for a repeat. We were tuned to carlton VOR and vwv VOR and missed level off at 13000' by 400', while trying to comply with an unexpected routing on departure that came while running the climb checklist and required a repeat transmission. We had already had numerous heading and altitude assignments, plus the 250 KT restriction, when the controller made the above assignment. His tone of voice was such that when a repeat was requested he seemed put out that we were not expecting his instructions when in fact we were not. I made a callout to the captain who was flying, as well as the controller. Immediate action was taken to return to 13000'. Detroit departures are made far more difficult than they should be because of clrncs and filed rtings out of detroit are not depicted clearly on any one map. Receiving a departure clearance change is especially hard to adapt to in congested area departures and should be held to a minimum.

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Original NASA ASRS Text

Title: ALT OVERSHOT ON CLIMBOUT.

Narrative: WE WERE GIVEN A CLRNC TO TURN RIGHT TO 230 DEGS, TO INTERCEPT DXO 202 TO CAVUS INTXN, AFTER PASSING 10000 FOR 13000'. WE WERE NOT FILED TO CAVUS AND WERE NOT SURE WE HEARD THE CLRNC RIGHT, AND QUESTIONED THE CTLR FOR A REPEAT. WE WERE TUNED TO CARLTON VOR AND VWV VOR AND MISSED LEVEL OFF AT 13000' BY 400', WHILE TRYING TO COMPLY WITH AN UNEXPECTED RTING ON DEP THAT CAME WHILE RUNNING THE CLB CHKLIST AND REQUIRED A REPEAT XMISSION. WE HAD ALREADY HAD NUMEROUS HDG AND ALT ASSIGNMENTS, PLUS THE 250 KT RESTRICTION, WHEN THE CTLR MADE THE ABOVE ASSIGNMENT. HIS TONE OF VOICE WAS SUCH THAT WHEN A REPEAT WAS REQUESTED HE SEEMED PUT OUT THAT WE WERE NOT EXPECTING HIS INSTRUCTIONS WHEN IN FACT WE WERE NOT. I MADE A CALLOUT TO THE CAPT WHO WAS FLYING, AS WELL AS THE CTLR. IMMEDIATE ACTION WAS TAKEN TO RETURN TO 13000'. DETROIT DEPS ARE MADE FAR MORE DIFFICULT THAN THEY SHOULD BE BECAUSE OF CLRNCS AND FILED RTINGS OUT OF DETROIT ARE NOT DEPICTED CLEARLY ON ANY ONE MAP. RECEIVING A DEP CLRNC CHANGE IS ESPECIALLY HARD TO ADAPT TO IN CONGESTED AREA DEPS AND SHOULD BE HELD TO A MINIMUM.

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.