Accessibility Upgrades for Government Service Center Signage

政务中心导视无障碍改造

政务中心导视做无障碍改造,第一原则不是加一块盲文牌,而是让所有人都不迷路:轮椅视角、老年视力、推婴儿车的年轻家长,三种人走同一条动线都得顺。我们先动的是低位牌。原来挂在两米二的楼层索引,往下挪到一米二

政务中心导视做无障碍改造,第一原则不是加一块盲文牌,而是让所有人都不迷路:轮椅视角、老年视力、推婴儿车的年轻家长,三种人走同一条动线都得顺。

我们先动的是低位牌。原来挂在两米二的楼层索引,往下挪到一米二至一米五之间——这是坐轮椅的人平视的高度,也是孩子够得着的高度。一块牌子改了高度,服务了三类人,成本只是四个膨胀螺栓的位置。

字号跟着重排。无障碍规范给了最小字高下限,我们直接按两倍下限做:老花眼和弱视力都能读。底色对比同步调整,浅灰底白字这种好看但难认的搭配全部换掉,换成深底亮字,反差拉满。

连续引导是第三步:从入口到每个办事窗口,地面导向线与悬吊指示牌交替出现,间隔不超过二十米。中途断一次,前面全白费。我们在中段加了复检点,专门闭眼走一遍背牌子——睁眼的人都会漏看,闭眼背一遍才踏实。

盲文与语音不能忘:取号机两侧扶手刻盲文导引,重点窗口配语音播报按钮。这些设施平时用的人不多,但对用的人来说,是自己能不能办成事的区别。

验收定在天没亮的清晨,模拟人流最密时段看视线遮挡,移走了两块挡视线的绿植盆栽。改造后第一个月,咨询台问路频次降了一半——导视的价值就在这儿:它不该被看见,只该被用到。

这个项目给我们的启发是:无障碍不是加分项,是及格线。往后所有公建导视方案,默认按无障碍标准出图,甲方不提也做。

改造过程中最有意思的是跟使用者的共创。我们请了两位轮椅使用者提前走一遍动线,记下他们停车、转身、够牌的三个卡顿点,回来改了六块牌的位置。设计师坐在办公室里想不出扶手离地多少厘米最顺手,走过一遍的人三秒钟就指出来。

标识厂的活干到最后都是文案的活:同一个窗口,叫综合受理还是叫一件事专窗,老百姓的理解成本完全不同。我们现在的导视文案尽量用动词开头、去掉机关用语,读起来像路而不是公文。甲方起初担心不够正式,试运行两周后主动把旧措辞全撤了。

这个项目收尾时物业给我们写了封表扬信,理由很具体:改造期间没断过一次无障碍通道,每天收工恢复通行。公共空间的施工,怎么进场比做成什么样更考验人。



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