UPDATE at 2345hrs
The southbound carriageway is now closed.
Southbound diversion implemented.
113, N113 S/B - From Hendon Way, L Highfield Avenue, R Golders Green Road, R Hodford Road, R The Vale, L Hendon Way LOR.
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The northbound carriageway is heavily flooded on approach to Brent Cross Interchange.
Routes affected: 113, N113
113, N113 N/B - From Hendon Way, L Cricklewood Lane, R Claremont Road, L Tilling Road, L Templehof Avenue, R Prince Charle Drive, L Spadling Road, L Hendon Way LOR.
Diversion reference: D50445