Road segments disappear at certain zoom levels. #170

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opened 2026-08-19 21:37:06 +00:00 by map-issues-bot · 3 comments

map-issues-bot commented 2026-08-19 21:37:06 +00:00

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This particular road segment disappears at z7. The E4 is contiguous at z8 as far as I can see and starts breaking up at z7 and becomes even worse at z6 where especially in cities it renders as a scattering of loose segments.

---

Location: z7 / 62.92062 / 18.05676
Area: circle r=987 m @ 62.91317, 18.09232

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This particular road segment disappears at z7. The E4 is contiguous at z8 as far as I can see and starts breaking up at z7 and becomes even worse at z6 where especially in cities it renders as a scattering of loose segments. --- **Location:** [z7 / 62.92062 / 18.05676](https://experiments.blahonga.org/?map=se#6.97/62.921/18.057) **Area:** circle r=987 m @ 62.91317, 18.09232 ```map-report { "features": [ { "geometry": { "type": "Polygon", "coordinates": [ [ [ 18.111791901827495, 62.9131711218952 ], [ 18.11169815356184, 62.914040043050484 ], [ 18.11141781161191, 62.91490059602004 ], [ 18.11095357582394, 62.915744493208344 ], [ 18.110309917042343, 62.91656360742416 ], [ 18.10949303405305, 62.9173500501498 ], [ 18.10851079388579, 62.918096247511926 ], [ 18.107372656050337, 62.91879501322201 ], [ 18.1060895814362, 62.919439617784285 ], [ 18.10467392675333, 62.920023853304436 ], [ 18.10313932553018, 62.92054209327504 ], [ 18.101500556815438, 62.92098934676187 ], [ 18.099773402847667, 62.92136130646936 ], [ 18.09797449706374, 62.92165439022218 ], [ 18.09612116390973, 62.921865775463594 ], [ 18.094231251997048, 62.92199342643816 ], [ 18.092322962210545, 62.92203611379722 ], [ 18.090414672424043, 62.92199342643816 ], [ 18.088524760511362, 62.921865775463594 ], [ 18.086671427357352, 62.92165439022218 ], [ 18.084872521573423, 62.92136130646936 ], [ 18.083145367605653, 62.92098934676187 ], [ 18.08150659889091, 62.92054209327504 ], [ 18.079971997667762, 62.920023853304436 ], [ 18.07855634298489, 62.919439617784285 ], [ 18.077273268370753, 62.91879501322201 ], [ 18.0761351305353, 62.918096247511926 ], [ 18.07515289036804, 62.9173500501498 ], [ 18.074336007378747, 62.91656360742416 ], [ 18.07369234859715, 62.915744493208344 ], [ 18.07322811280918, 62.91490059602004 ], [ 18.07294777085925, 62.914040043050484 ], [ 18.072854022593596, 62.9131711218952 ], [ 18.07294777085925, 62.91230220073992 ], [ 18.07322811280918, 62.91144164777037 ], [ 18.07369234859715, 62.91059775058206 ], [ 18.074336007378747, 62.90977863636625 ], [ 18.07515289036804, 62.90899219364061 ], [ 18.0761351305353, 62.90824599627848 ], [ 18.077273268370753, 62.9075472305684 ], [ 18.07855634298489, 62.90690262600612 ], [ 18.079971997667762, 62.90631839048597 ], [ 18.08150659889091, 62.90580015051537 ], [ 18.083145367605653, 62.905352897028536 ], [ 18.084872521573423, 62.90498093732105 ], [ 18.086671427357352, 62.90468785356823 ], [ 18.088524760511362, 62.90447646832681 ], [ 18.090414672424043, 62.90434881735224 ], [ 18.092322962210545, 62.90430612999319 ], [ 18.094231251997048, 62.90434881735224 ], [ 18.09612116390973, 62.90447646832681 ], [ 18.09797449706374, 62.90468785356823 ], [ 18.099773402847667, 62.90498093732105 ], [ 18.101500556815438, 62.905352897028536 ], [ 18.10313932553018, 62.90580015051537 ], [ 18.10467392675333, 62.90631839048597 ], [ 18.1060895814362, 62.90690262600612 ], [ 18.107372656050337, 62.9075472305684 ], [ 18.10851079388579, 62.90824599627848 ], [ 18.10949303405305, 62.90899219364061 ], [ 18.110309917042343, 62.90977863636625 ], [ 18.11095357582394, 62.91059775058206 ], [ 18.11141781161191, 62.91144164777037 ], [ 18.11169815356184, 62.91230220073992 ], [ 18.111791901827495, 62.9131711218952 ] ] ] }, "properties": { "_kind": "selection-circle", "_radius_m": 987 }, "type": "Feature" } ], "properties": { "lat": 62.920622, "lng": 18.056757, "map": "se", "zoom": 6.97 }, "type": "FeatureCollection" } ```

map-issues-bot added the

map-report

map:se

labels 2026-08-19 21:37:06 +00:00

map-issues-bot commented 2026-08-19 21:38:33 +00:00

Author

Collaborator

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E4 and E12 are just loose segments at z7 here and even worse at z6.

---

Location: z8 / 63.51723 / 18.94591
Area: circle r=10706 m @ 63.82017, 20.21557

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E4 and E12 are just loose segments at z7 here and even worse at z6. --- **Location:** [z8 / 63.51723 / 18.94591](https://experiments.blahonga.org/?map=se#7.78/63.517/18.946) **Area:** circle r=10706 m @ 63.82017, 20.21557 ```map-report { "features": [ { "geometry": { "type": "Polygon", "coordinates": [ [ [ 20.43355930495744, 63.82017419957461 ], [ 20.43250963815834, 63.82960086518112 ], [ 20.42937074662612, 63.83893674684471 ], [ 20.42417285960213, 63.84809193492143 ], [ 20.41696603557986, 63.85697825994537 ], [ 20.407819680214303, 63.86551014174881 ], [ 20.39682187790753, 63.87360541364595 ], [ 20.38407854350777, 63.88118611374311 ], [ 20.3697124022915, 63.88817923575433 ], [ 20.353861808051974, 63.8945174320918 ], [ 20.336679410676528, 63.900139662459985 ], [ 20.318330686044746, 63.90499178170702 ], [ 20.29899234240526, 63.90902706127211 ], [ 20.278850618578737, 63.912206639207135 ], [ 20.25809949037621, 63.91449989443846 ], [ 20.23693880250599, 63.91588474166456 ], [ 20.215572343959877, 63.91634784404964 ], [ 20.194205885413766, 63.91588474166456 ], [ 20.173045197543544, 63.91449989443846 ], [ 20.152294069341018, 63.912206639207135 ], [ 20.132152345514495, 63.90902706127211 ], [ 20.11281400187501, 63.90499178170702 ], [ 20.094465277243227, 63.900139662459985 ], [ 20.07728287986778, 63.8945174320918 ], [ 20.061432285628253, 63.88817923575433 ], [ 20.047066144411986, 63.88118611374311 ], [ 20.034322810012224, 63.87360541364595 ], [ 20.023325007705452, 63.86551014174881 ], [ 20.014178652339893, 63.85697825994537 ], [ 20.006971828317624, 63.84809193492143 ], [ 20.001773941293635, 63.83893674684471 ], [ 19.998635049761415, 63.82960086518112 ], [ 19.997585382962313, 63.82017419957461 ], [ 19.998635049761415, 63.8107475339681 ], [ 20.001773941293635, 63.80141165230451 ], [ 20.006971828317624, 63.79225646422779 ], [ 20.014178652339893, 63.783370139203846 ], [ 20.023325007705452, 63.77483825740041 ], [ 20.034322810012224, 63.76674298550327 ], [ 20.047066144411986, 63.759162285406106 ], [ 20.061432285628253, 63.75216916339489 ], [ 20.07728287986778, 63.745830967057415 ], [ 20.094465277243227, 63.74020873668923 ], [ 20.11281400187501, 63.7353566174422 ], [ 20.132152345514495, 63.731321337877105 ], [ 20.152294069341018, 63.72814175994208 ], [ 20.173045197543544, 63.72584850471076 ], [ 20.194205885413766, 63.724463657484655 ], [ 20.215572343959877, 63.72400055509958 ], [ 20.23693880250599, 63.724463657484655 ], [ 20.25809949037621, 63.72584850471076 ], [ 20.278850618578737, 63.72814175994208 ], [ 20.29899234240526, 63.731321337877105 ], [ 20.318330686044746, 63.7353566174422 ], [ 20.336679410676528, 63.74020873668923 ], [ 20.353861808051974, 63.745830967057415 ], [ 20.3697124022915, 63.75216916339489 ], [ 20.38407854350777, 63.759162285406106 ], [ 20.39682187790753, 63.76674298550327 ], [ 20.407819680214303, 63.77483825740041 ], [ 20.41696603557986, 63.783370139203846 ], [ 20.42417285960213, 63.79225646422779 ], [ 20.42937074662612, 63.80141165230451 ], [ 20.43250963815834, 63.8107475339681 ], [ 20.43355930495744, 63.82017419957461 ] ] ] }, "properties": { "_kind": "selection-circle", "_radius_m": 10706 }, "type": "Feature" } ], "properties": { "lat": 63.517235, "lng": 18.945913, "map": "se", "zoom": 7.78 }, "type": "FeatureCollection" } ```

map-issues-bot commented 2026-08-19 21:40:32 +00:00

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all the orange roads are chopped up around Örebro at z6.

---

Location: z7 / 60.26318 / 15.51596
Area: circle r=22170 m @ 59.25617, 15.23771

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 },
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}

all the orange roads are chopped up around Örebro at z6. --- **Location:** [z7 / 60.26318 / 15.51596](https://experiments.blahonga.org/?map=se#6.73/60.263/15.516) **Area:** circle r=22170 m @ 59.25617, 15.23771 ```map-report { "features": [ { "geometry": { "type": "Polygon", "coordinates": [ [ [ 15.627301112717781, 59.25617406471261 ], [ 15.625425127491656, 59.2756950505674 ], [ 15.619815238576528, 59.29502803865716 ], [ 15.610525472269325, 59.313986841738085 ], [ 15.59764529409789, 59.33238887617258 ], [ 15.581298747219034, 59.350056920309456 ], [ 15.561643257815133, 59.366820821225346 ], [ 15.53886811899393, 59.38251913339035 ], [ 15.513192667792431, 59.39700067347675 ], [ 15.484864172841334, 59.41012597633709 ], [ 15.45415545303295, 59.42176863812982 ], [ 15.421362250126126, 59.43181653365733 ], [ 15.386800380591446, 59.44017289619297 ], [ 15.350802694125965, 59.44675724939746 ], [ 15.313715868128686, 59.451506182350066 ], [ 15.275897069007682, 59.45437396023043 ], [ 15.237710512472347, 59.455332964769866 ], [ 15.199523955937012, 59.45437396023043 ], [ 15.161705156816009, 59.451506182350066 ], [ 15.124618330818729, 59.44675724939746 ], [ 15.088620644353249, 59.44017289619297 ], [ 15.054058774818568, 59.43181653365733 ], [ 15.021265571911744, 59.42176863812982 ], [ 14.99055685210336, 59.41012597633709 ], [ 14.962228357152263, 59.39700067347675 ], [ 14.936552905950764, 59.38251913339035 ], [ 14.913777767129561, 59.366820821225346 ], [ 14.89412227772566, 59.350056920309456 ], [ 14.877775730846805, 59.33238887617258 ], [ 14.86489555267537, 59.313986841738085 ], [ 14.855605786368166, 59.29502803865716 ], [ 14.849995897453038, 59.2756950505674 ], [ 14.848119912226913, 59.25617406471261 ], [ 14.849995897453038, 59.23665307885782 ], [ 14.855605786368166, 59.21732009076806 ], [ 14.86489555267537, 59.198361287687135 ], [ 14.877775730846805, 59.17995925325264 ], [ 14.89412227772566, 59.162291209115764 ], [ 14.913777767129561, 59.145527308199874 ], [ 14.936552905950764, 59.12982899603487 ], [ 14.962228357152263, 59.11534745594847 ], [ 14.99055685210336, 59.10222215308813 ], [ 15.021265571911744, 59.0905794912954 ], [ 15.054058774818568, 59.08053159576789 ], [ 15.088620644353249, 59.07217523323225 ], [ 15.124618330818729, 59.06559088002776 ], [ 15.161705156816009, 59.060841947075154 ], [ 15.199523955937012, 59.05797416919479 ], [ 15.237710512472347, 59.057015164655354 ], [ 15.275897069007682, 59.05797416919479 ], [ 15.313715868128686, 59.060841947075154 ], [ 15.350802694125965, 59.06559088002776 ], [ 15.386800380591446, 59.07217523323225 ], [ 15.421362250126126, 59.08053159576789 ], [ 15.45415545303295, 59.0905794912954 ], [ 15.484864172841334, 59.10222215308813 ], [ 15.513192667792431, 59.11534745594847 ], [ 15.53886811899393, 59.12982899603487 ], [ 15.561643257815133, 59.145527308199874 ], [ 15.581298747219034, 59.162291209115764 ], [ 15.59764529409789, 59.17995925325264 ], [ 15.610525472269325, 59.198361287687135 ], [ 15.619815238576528, 59.21732009076806 ], [ 15.625425127491656, 59.23665307885782 ], [ 15.627301112717781, 59.25617406471261 ] ] ] }, "properties": { "_kind": "selection-circle", "_radius_m": 22170 }, "type": "Feature" } ], "properties": { "lat": 60.263176, "lng": 15.515964, "map": "se", "zoom": 6.73 }, "type": "FeatureCollection" } ```

art-bot added the

claude-wip

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art-bot referenced this issue from a commit 2026-08-20 17:19:50 +00:00

generalization: the parallel-merge corridor is flat-capped — issue #170

art-bot referenced this issue from a pull request that will close it, 2026-08-20 17:19:55 +00:00

generalization: the parallel-merge corridor is flat-capped — issue #170 #196

art-bot commented 2026-08-20 17:20:02 +00:00

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Result is in #196 — #196; the review note is the PR description.

Result is in #196 — https://git.blahonga.org/art/ismap/pulls/196; the review note is the PR description.

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claude-wip

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art closed this issue 2026-08-20 17:50:04 +00:00

art referenced this issue from a commit 2026-08-20 17:50:04 +00:00

generalization: the parallel-merge corridor is flat-capped — issue #170

art-bot referenced this issue from a commit 2026-10-09 06:55:15 +00:00

review loop: retire the work-issue skills; fit the operating texts to ismap

art-bot referenced this issue 2026-10-09 06:55:30 +00:00

review loop: retire the old skills, add-country as a doc, operating texts fitted to ismap #241

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