Behaviour of Plate Anchorage in Plate-Reinforced Composite Coupling Beams

Table 2

Calculated strength and stiffness for the prototype coupling beams.

Model	V max,comp (kN)			𝑘𝑦,comp (MN/Rad)			𝑉^∗𝑢 (kN)			V max,comp/𝑉^∗𝑢
	1	2	3	1	2	3	1	2	3	1	2	3
SPrc-0.5a	3500	3800	3900	246	278	300	2600	2600	2700	1.3	1.5	1.4
SPrc-0.5b	3500	3800	3900	256	290	316	3200	3300	3300	1.1	1.2	1.2
SPrc-0.5c	3500	3800	3900	276	303	314	4900	4900	5000	0.7	0.8	0.8
SPrc-0.715a	3700	3900	4000	256	290	308	2600	2600	2700	1.4	1.5	1.5
SPrc-0.715b	3800	3900	4000	279	307	336	3200	3300	3300	1.2	1.2	1.2
SPrc-0.715c	3900	3900	4000	313	321	353	4900	4900	5000	0.8	0.8	0.8
SPrc-1.0a	3900	4000	4000	274	292	319	2600	2600	2700	1.5	1.5	1.5
SPrc-1.0b	4000	4000	4000	303	326	356	3200	3300	3300	1.3	1.2	1.2
SPrc-1.0c	4000	4000	4000	336	362	377	4900	4900	5000	0.8	0.8	0.8
MPrc-0.335a	1060	1290	1580	85	94	107	900	1000	1100	1.2	1.3	1.4
MPrc-0.335b	1330	1530	1800	84	91	108	1200	1200	1200	1.1	1.3	1.5
MPrc-0.335c	1330	1660	1880	90	102	114	1700	1700	1700	0.8	1.0	1.1
MPrc-0.5a	1090	1320	1600	96	102	115	900	1000	1100	1.2	1.3	1.5
MPrc-0.5b	1400	1650	1880	100	105	118	1200	1200	1200	1.2	1.4	1.6
MPrc-0.5c	1800	1950	2180	108	119	125	1700	1700	1700	1.1	1.1	1.3
MPrc-0.75a	1120	1370	1620	97	106	119	900	1000	1100	1.2	1.4	1.5
MPrc-0.75b	1470	1700	1950	111	116	129	1200	1200	1200	1.2	1.4	1.6
MPrc-0.75c	2050	2260	2480	120	127	135	1700	1700	1700	1.2	1.3	1.5
LPrc-0.25a	230	290	390	17	21	26	200	250	350	1.2	1.1	1.1
LPrc-0.25b	320	370	460	22	25	28	270	330	430	1.2	1.1	1.1
LPrc-0.25c	460	500	600	24	27	30	400	450	520	1.1	1.1	1.1
LPrc-0.375a	240	290	390	20	23	28	200	250	350	1.2	1.2	1.1
LPrc-0.375b	330	370	470	25	27	32	270	330	430	1.2	1.1	1.1
LPrc-0.375c	470	510	610	32	34	37	400	450	520	1.2	1.1	1.2
LPrc-0.5a	240	290	390	21	24	28	200	250	350	1.2	1.2	1.1
LPrc-0.5b	330	370	470	26	28	32	270	330	430	1.2	1.1	1.1
LPrc-0.5c	470	510	610	32	33	39	400	450	520	1.2	1.1	1.2