Blackwood continued their march towards the Division One East title after increasing their lead to seven points with an eight-try rout over Penallta.
The Caerphilly-based club held a two-point advantage at the top of the table with two games in hand but extended the margin over nearest rivals Newbridge who had the weekend off.
Two tries each from wing Kristian Perry, centre Gareth Price and scrum-half Rhys Hallet together with scores from number eight Dean Gibb and Trevor James allowed Blackwood to canter home 54-15.
Third-placed Merthyr suffered a setback with a 41-26 defeat at Llanharan as doubles from wing Lee Thorne and centre Lloyd Thomas did the damage in the six-try victory.
Bargoed gained ground on the leaders by clinching a 30-3 bonus-point win at Rumney.
Brothers Darren and Rhys Humphries crossed while tries from Mike Roberts and Lee Pearson gained the extra point to seal a convincing victory.
Carmarthen Quins look certainties to be crowned Division One West champions after their 42-17 demolition of second-placed Narberth.
Jason Harris bagged two of the away side's five tries to put them 22 points clear at the top.
The only sour point for the runaway leaders was the red card of Martin Morgan for a striking an opponent on 63 minutes.
The result enabled Tonmawr to leap into second thanks to their 27-14 win over Carmarthen Athletic.
Nigel Francis guided the visitors with a seocnd-half try in a 17-point tally to complement tries from Gareth John and Will Price.
A Tom Brooks try handed Bonymaen a decisive 10-8 home win over fellow strugglers Cwmllynfell who grabbed a consolation score through Alan Stere.
And in the remaining game a late Ellis Phillips try helped Llangennech - in another low-scoring contest - on their way to a 10-3 victory over Maesteg.
The Wales Women's team headed to Dare Valley Country Park on a team bonding exercise as the entire squad got together for the very first time in preparation for this season's Six Nations championship which kicks off on Saturday with a clash against defending champions Ireland, in Donnybrook.
Wales Head Coach Warren Gatland discusses his team selection for the opening round of the RBS 6 Nations where he leads his side against Ireland, on Sunday. As WRU TV's Luke Brodley discovers, Gatland is fully aware of the challenges the defending champions pose
WRUTV caught up with Wales Women captain Rachel Taylor at the RBS 6 Nations launch and how a good crowd really helps boost the girls performance. Tickets for all three Women's home games at The Gnoll, Neath are available from www.wru.wales/tickets