What was found
AT FL 330 .84 MACH, OBJECT HIT WINDSCREEN IN 2 PLACES AND FRACTURED R1 FROM BOTTOM UPWARDS. CONT TO FRACTURE SPREAD ACROSS WINDSHIELD. SPIDER WEB AT LOWER PORTION OF R1 THROUGH TO UPPER PORTION. FACT R/R R1 WINDSHIELD ASSY PER MD-11M/M 56-11-01-4. AFTER R1 FRACTURE RECEIVED MULTIPLE LEVEL 2 ALERTS. ATS DROPPED OFF. FLT DIR BIASED OUT OF VIEW, FLEW A/C MAN. CAP'T AND F/O SPEED DIFFERED BY 30 KNTS+. ALL ALERTS WENT AWAY AND CAME BACK AFTER 30-60 SEC. A/P AND ATS AVAIL DURING INTERIM WHEN ALERTS NOT ILLUM. FACT SUSP ICE INGESTION INTO PITOT SYSTEM. PURGED SAME, NO FOREIGN MATERIAL NOTED. REF MM 34-11-00-2. REMOVED AND REPLACED NR 1 & 2 CADC'S PRECAUTIONARY. REF MM 34-16-01-4. OK FOR SERVICE.