This crossword No. 11186 clues and answers were published on Tue 14 Mar 2006 and the puzzle can be visited by following The Guardian Quick Crossword No. 11186 link.
All Across Clues and Answers:
1-across – System of signals : CODE
3-across – Rough calculation : ESTIMATE
8-across – Vehicle running on rails in road : TRAM
9-across – Talk – opposite : CONVERSE
11-across – Fussy : PERNICKETY
14-across – Sex drive : LIBIDO
15-across – Early flowering bulb : CROCUS
17-across – Inspired by the will to do good for others : CHARITABLE
20-across – Dessert – kind of bed or order : APPLEPIE
21-across – Small prong on larger point : BARB
22-across – Conceptual framework – a map grid : PARADIGM
23-across – In a lazy fashion : IDLY
All Down Clues and Answers:
1-down – Device for firing stones or rocks : CATAPULT
2-down – Bitter verbal attack : DIATRIBE
4-down – Thickset : STOCKY
5-down – Confirmed in : INVETERATE
6-down – Yorkshire river : AIRE
7-down – At any time : EVER
10-down – Protection from strong air currents : WINDSHIELD
12-down – Sheath for sword : SCABBARD
13-down – A gathering for formal meeting : ASSEMBLY
16-down – Weeping : CRYING
18-down – Stinging insect : WASP
19-down – Box in training – mineral : SPAR
This crossword has in total 24 where 12 are across and 12 are down.