Emergency services were called at 9.33am yesterday after the corpse was discovered in Ling Dale, Chilworth.
The body found at the building site belonged to a man, police have said.
A spokesman for Hampshire Constabulary said: 'Enquiries are ongoing and officers have been liaising with the Health and Safety Executive.
‘A 49-year-old man from Southampton has been arrested on suspicion of corporate manslaughter.
‘He remains in custody at this time.’
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