This crossword No. 26887 clues and answers were published on Wed 18 May 2016 and the puzzle can be visited by following The Guardian Cryptic Crossword No. 26887 link.
All Across Clues and Answers:
1-across – Interchange leads to dreary Slough, symbol of Britain : BULLDOG
5-across – Could possessing posh car be male ideal? : MRRIGHT
9-across – Regularly shun kinsman, arch-patriarch : ISAAC
10-across – Reds fan perhaps catching train after 1 – 0 setback : OENOPHILE
11-across – Hipster composed no lines for a time before writing : PREHISTORY
12-across – Carry, give birth to, and put up with Rupert? : BEAR
14-across – Nervous naturist’s covering bottom, heading off in bloomers : NASTURTIUMS
18-across – Tree with fruit, about the end of March in 1958 : ALDERMASTON
21-across – Farewell, steel company : TATA
22-across – Horrible Hunt and his leaders lacerate NHS provision : HEALTHCARE
25-across – Sexy toned Mrs Patel shedding clothes, free of guilt : EXONERATE
26-across – Light touch government’s capital cuts uncovered : NUDGE
27-across – Society’s outsiders moved quietly in a heartbeat : SYSTOLE
28-across – Perpetual non-resident cross to be deported : ETERNAL
All Down Clues and Answers:
1-down – Old fogeys walk unsteadily, wearing blazers inside out : BLIMPS
2-down – Heavy head when half-cut : LEADEN
3-down – One looks for meaning here in City Road bustle : DICTIONARY
4-down – Top of leg slathered in butter? Rub it in! : GLOAT
5-down – Underage courtship in clubs? : MINORSUIT
6-down – Off colour, or bunged up and extremely pasty : ROPY
7-down – Wily guy is left kicking heels by empty urinal : GUILEFUL
8-down – Guess what he or I secretly collect! : THEORISE
13-down – 14lb chicken, perhaps, served up for rock group : STONEHENGE
15-down – For Spooner, masculine condition is a no-win situation : STALEMATE
16-down – Indiscreet story about courtship : TACTLESS
17-down – Society reaching nadir in rabble-rousing publications : EDITIONS
19-down – Blokes embracing dad-dancing craze : MADDEN
20-down – Rare shot of a river mammal in close-up again : RESEAL
23-down – Lord Lawson is extremely gung-ho Eurosceptic, primarily : LIEGE
24-down – Unknown tail-ender in disgrace, run out for 0 : ZERO
This crossword has in total 30 where 14 are across and 16 are down.