The First Division side ran in seven tries and were 24-0 ahead at the interval in a game superbly controlled by their former Wales full back Byron Hayward. There was some consolation for Beddau with a second half try from Mark Gronow which Gareth Hopkins converted
BONYMAEN 16 TONDU 8
Bonymaen overturned their league form against Tondu, who had beaten them twice already this season, to pick up a plum tie in the seventh round. Jason Davies was the home hero with all his side's points as they hit back from an 8-6 deficit after 63 minutes.
CARMARTHEN ATH 0 CARMARTHEN QUINS 43
A crowd of more than 3,000 turned out to watch this local derby and they saw the Quins turn in a thoroughly propfessional display. Among their six tries was a hat-trick for 19-year-old student Owain Rowlands.
HIRWAUN 0 BLACKWOOD 13
The home side battled bravely in the mud, but a try in first-half injury time by hooker Kevin Lewis stered the First Division outfit to victory. The rest of the points came from the boot of Martin Jones.
LLANDOVERY 15 EBBW VALE 43
The Drovers swept into a 15-6 half-time lead against the PARKER PEN SHIELD quarter-fianlists thanks to first use of a strong wind. An interception try by Tracy Lewis gave the home side a great start and there was a second try before the break from scrum half Jamie Roberts. A Kevin Ellis try for Vale early in the second half, the the unerring boot of Gareth Cull eventually gave the Welsh/Scottish League team the lead and some breathing space.
NARBERTH 27 MERTHYR 5
The Division Two leaders were in rousing form and ran in three great tries in the second half after taking an 8-3 lead with them into that period. Scrum half Chris MacDonald grabbed the home side's first-half try, which Aled Davies converted, and wing Jonathan Whitticombe grabbed two in the second half. Davies got the final try.
NEWBRIDGE 18 ABERYSTWYTH 6
The sin-binning of Aber scrum half Gwion James proved the turning point in this game as Newbridge took advantage of their extra man and worked Martin Ridley over for a try. Jason Williams converted to make it 10-0 at the break. Gareth Roberts kicked two penalties for the visitors in the second half, but a late push-over try by replacement back row man Damion Cooper sealed victory for the First Division side.
WHITLAND 9 ABERAVON 27
No surprises here as the First Division pace setters. Daran Griffiths helped himself to two tries for the Wizards and Barry maddocks and Mark Davies also crossed the Whitland line. All Whitland's points came from the boot of Daniel Griffiths with three penalties.
Wales and Ospreys back row James King, who came through the North Wales age grade system, nominated North Wales Regional Community Rugby Manager Marc Roberts, in the WRU's 'Diolch' initiative where squad players thanked those who played a part in their rise to the top.
Beating Merthyr has boosted Carmarthen Quins hopes of reaching a top eight spot in the Principality Premiership. Quins captain Haydn Pugh is delighted with his team's progress and is determined that everyone from the Under 6s through to the senior team, enjoys the ride.
When the Wales squad were asked to nominate individuals who played a big part in their early playing days, Wales and Dragons full back and wing Hallam Amos thought of his former Monmouth School rugby coach John Bevan.
Sam Cross and Luke Treharne have been named as co-captains of the Wales Sevens side as head coach Gareth Williams names his 12-man squad to play in the first leg of the HSBC World Series in Dubai next weekend.
Bedwas head coach Steve Law and players Nicky Griffiths and Alun Rees extol the virtues of the close knit club as they prepare to host third place RGC 1404 - who are one place head of them on the Principality Premiership points table - on Saturday.
Many of the Wales squad have said Diolch (thank you) to someone who played an important part in their early playing days by nominating them to be invited to the Wales v South Africa match. One person, Gowerton Comprehensive geography teacher Mr Dean Mason was nominated by two of his former pupils, Dan Biggar and Sam Davies.
The second WRU disability rugby pilot has been delivered, this time in Caerphilly schools, culminating in a festival at the Caerphilly Centre of Sporting Excellence, Ystrad Mynach tomorrow. Plans are in place to set up a Disability Rugby Club in Newbridge to provide long-term playing opportunities.
WRU TV: Hear from inside the Wales camp as Neil Jenkins discusses this weekend's clash with South Africa and how the squad are looking to put in a strong performance to round of the 2016 Under Armour Series